Last updated: 2026-07-10 by Ted Sellers, Owner
Best Commercial Hail Damage Roofing Companies in Hastings, MN (2026)
Key Takeaways
- Commercial hail damage on Hastings’ flat and low-slope roofs is rarely visible without professional close-up inspection — TPO micro-punctures and EPDM subsurface bruising require expert assessment.
- Sellers Roofing (est. 2017) has 300+ commercial project completions and is experienced in insurance adjuster coordination for Dakota County commercial hail claims.
- Union credentials (Roofers Local 96, Carpenters Local 322, Laborers Local 563) and MBE/DBE certification qualify Sellers for Hastings’ public-sector commercial buildings.
- NOAA data documents multiple significant hail events affecting southeastern Dakota County (Hastings area) in recent years.
- Sellers provides written scope of loss documentation, adjuster meeting representation, and supplement claim filing for underpaid Hastings commercial claims.
- 4.8 stars / 49 Google reviews; BBB A+ accredited; same-day callback; limited lifetime workmanship warranty.
- No travel surcharge to Hastings — core Dakota County service territory.
Table of Contents
- Top 5 Commercial Hail Damage Roofing Companies in Hastings, MN
- Why Sellers Roofing Is #1 for Commercial Hail Damage in Hastings
- What to Look for in a Commercial Hail Damage Contractor
- Commercial Hail Damage: Membrane Assessment and Insurance Documentation
- Hastings’ Hail Exposure and Commercial Property Inventory
- Commercial Hail Damage Repair and Replacement Costs (2026)
- The Commercial Hail Damage Process with Sellers
- Frequently Asked Questions
- Related Posts
- Get a Free Commercial Hail Damage Assessment
Introduction
Hastings’ commercial property owners face a particularly complex hail damage landscape. The city’s commercial building inventory spans multiple eras — 19th-century masonry commercial blocks downtown, mid-20th century industrial structures near the Port of Hastings, and modern retail and service buildings along Highway 55. Each era presents different roofing systems, different warranty conditions, and different insurance claim dynamics.
What they share is exposure to Dakota County’s documented hail activity. The Hastings area sits at the southeastern end of the Twin Cities metro’s primary storm track, where summer convective systems often intensify as they approach the Mississippi River valley. Hailstones in the 1-inch to 2.5-inch range have been documented in or adjacent to Hastings ZIP code 55033 in multiple years since 2010, according to NOAA Storm Events Database records.
The challenge for Hastings commercial building owners is that the decision window after a hail event is narrow. Commercial property insurance policies in Minnesota typically require prompt notice of loss. Delayed inspection means moisture infiltration through micro-punctures continues unchecked — and by the time interior symptoms appear, the insulation layer may be so saturated that the total replacement scope and cost has escalated dramatically beyond what immediate post-storm inspection and remediation would have required.
This guide helps Hastings commercial property owners understand the hail damage assessment process, identify qualified contractors, and take the right steps to protect both the physical asset and the insurance claim.
Top 5 Commercial Hail Damage Roofing Companies in Hastings, MN
#1 — Sellers Roofing Company (Top Pick)
Website: roofingexpertsstpaul.com
Phone: (651) 703-2336
Sellers Roofing Company delivers the combination of technical commercial membrane expertise, insurance claim documentation capability, and institutional credentials that Hastings commercial hail damage work demands. Founded in 2017 by Ted Sellers and headquartered in Saint Paul’s Midway neighborhood (801 Transfer Rd, Unit 05), Sellers brings 300+ completed commercial projects and union signatory status (Roofers Local 96, Carpenters Local 322, Laborers Local 563) to every Hastings engagement. MBE/DBE certification satisfies the minority participation requirements applicable to public-sector buildings — Hastings’ school district and county facilities can work with Sellers on insurance-funded replacements without compliance concerns. Same-day callback means the post-storm response window is not wasted.
#2 — Storm Group Roofing
Website: stormgrouproofing.com
Storm Group Roofing specializes in storm restoration for commercial and residential properties throughout the Twin Cities metro, including Dakota County. Their commercial division is experienced in insurance documentation for flat membrane systems — TPO, EPDM, and modified bitumen — and their adjuster relations experience is particularly strong. For Hastings commercial property owners seeking a second opinion on insurance claim scope, Storm Group’s commercial insurance documentation process is thorough and well-organized.
#3 — Allstar Construction
Website: allstarconstruction.com
Allstar Construction has a regional reputation for commercial storm and hail restoration across the Twin Cities metro. Their commercial team handles insurance documentation, adjuster meetings, and supplement claims for flat and low-slope membrane roofing systems. Allstar’s Dakota County commercial work includes industrial and retail buildings in Hastings’ geographic market. For larger commercial hail claims requiring a contractor with substantial project management infrastructure, Allstar is a legitimate option.
#4 — Lindstrom Restoration
Website: lindstromrestoration.com
Lindstrom Restoration is an insurance restoration specialist serving the Twin Cities metro with commercial and residential storm damage work. Their commercial hail damage documentation experience covers RCV/ACV policy navigation, supplement filing, and adjuster dispute resolution — capabilities that are directly valuable for Hastings commercial building owners whose initial claims are underpaid. Lindstrom has experience with commercial properties in the southeastern metro including Dakota County.
#5 — Northface Construction
Website: northfacemn.com
Northface Construction serves the Twin Cities metro with commercial roofing capabilities including hail damage assessment and replacement for TPO and modified bitumen systems. Their commercial division has active experience in Dakota County and can handle the dual requirements of insurance documentation and quality commercial membrane replacement. For Hastings building owners looking for a single contractor to manage the full claim and replacement process, Northface’s commercial department is a legitimate option.
Why Sellers Roofing Is #1 for Commercial Hail Damage in Hastings
Hastings’ commercial buildings present specific hail damage challenges that require a contractor with both technical depth and institutional capability.
Expertise in Hastings’ historic commercial building types. Downtown Hastings’ commercial block buildings have original masonry parapet walls and modified drainage configurations. These buildings’ flat roof sections — often added or modified over original structures — require specialized assessment protocols to accurately scope hail damage on aging substrates. Sellers’ commercial inspection process accounts for the building-type complexity that generic storm restoration contractors miss.
River-corridor industrial building experience. Commercial and industrial buildings along the Port of Hastings Mississippi River corridor carry metal panel roofs and older commercial flat roof systems that require different hail damage assessment protocols than standard suburban commercial buildings. Sellers’ commercial team is experienced with metal panel dent documentation and built-up roofing hail impact assessment — both relevant to Hastings’ industrial inventory.
Public-sector compliance credentials. Hastings is the Dakota County seat. County facilities, school district buildings, and city-owned properties all require prevailing-wage compliance and typically have MBE/DBE participation goals. Sellers’ union signatory status and MBE/DBE certification make the firm uniquely eligible for these properties among storm damage contractors.
Insurance claim advocacy. Sellers prepares scope of loss documentation, attends adjuster meetings with damage evidence, and files supplement claims for missed or underpriced items. For Hastings commercial building owners who cannot afford to leave claim money on the table, Sellers’ claim advocacy represents direct financial value.
What to Look for in a Commercial Hail Damage Contractor
Post-storm market conditions create predatory contractor activity. After significant hail events, the Hastings commercial market is entered by out-of-state storm chasers and residential-only contractors marketing commercial capabilities they do not possess. Key screening criteria:
Commercial membrane certification. The contractor must hold manufacturer certification for the membrane system on the affected building. Non-certified contractors cannot deliver manufacturer NDL warranties post-replacement — the entire warranty burden falls on a contractor who may not be available for warranty claims years later.
Established Minnesota presence. Verify a permanent Minnesota physical address, active Minnesota contractor’s license (dli.mn.gov), and a history of completed commercial projects in the Twin Cities market. Storm chasers will fail these checks.
Commercial insurance claim experience. Ask specifically about experience filing commercial property insurance claims for flat membrane systems. Residential insurance claim experience does not transfer directly to commercial claim processes.
Union signatory status for public buildings. For Hastings’ public commercial buildings, union labor compliance is required. Verify union signatory status before awarding contracts on publicly funded roofing work.
References from comparable commercial projects. Request references from Dakota County or south metro commercial buildings with similar square footage and system type. Call the references.
Commercial Hail Damage: Membrane Assessment and Insurance Documentation
Professional commercial hail damage assessment for Hastings buildings requires systematic inspection protocols tailored to each membrane type. The Insurance Institute for Business & Home Safety (IBHS) has established research-based protocols for commercial membrane hail vulnerability that inform current professional practice.
TPO Inspection Protocol:
Systematic grid-pattern visual inspection for membrane breach, supplemented by seam probe testing and membrane tap test at suspected impact zones. Photographic documentation of all impact points with measurement markers. Documentation of seam conditions at perimeter and field seams, where impact stress can cause adhesion failure or cracking. Edge metal inspection for impact deformation.
EPDM Inspection Protocol:
Surface examination for tears, abrasion, and displacement. Probe testing at suspected bruise points to detect subsurface delamination. Seam inspection using adhesive-seam probe tools. Assessment of lap seams at penetration flashings and field seam locations.
Modified Bitumen Inspection Protocol:
Systematic cap sheet granule displacement mapping across the roof field. Measurement of granule loss density (hits per 100 sq ft) in defined test zones. Cap sheet perforation inspection using membrane probe. Assessment of base sheet conditions at any cap sheet breach locations.
Documentation Package for Hastings Commercial Insurance Claims:
Sellers’ commercial hail claim documentation includes: NOAA hail event verification (date, location, hail size), aerial coverage maps, systematic photographic log with measurement scales, test zone granule displacement counts (for mod-bit), seam probe test records, written narrative scope of loss, and cost estimate aligned with current Dakota County commercial labor and material pricing.
This documentation package is designed to satisfy commercial insurance carrier requirements and to support supplement filings when initial adjuster estimates are inadequate.
Hastings’ Hail Exposure and Commercial Property Inventory
Hastings’ southeastern Dakota County position makes it one of the metro’s more hail-exposed communities. The city is frequently in the path of storm systems entering Minnesota from the southwest via the Iowa border and from the southeast via the St. Croix Valley — two distinct storm tracks that can deliver hail from multiple directions within the same season.
NOAA Storm Events Database records document hail events with stone diameters of 1 inch or greater affecting the Hastings ZIP code area in a substantial majority of years since 2010. Events producing hail in the 1.5-inch to 2-inch range — large enough to create functional damage on commercial membranes — have been documented in multiple years.
Hastings’ commercial property inventory that faces the highest hail exposure:
Downtown commercial blocks (Vermillion Street and 2nd Street): These buildings’ flat roof sections often carry aging modified bitumen or BUR systems. Granule loss and base sheet damage from hail events on these aging systems can accelerate deterioration rapidly. Many downtown blocks also have HVAC equipment on the roof that concentrates maintenance traffic and creates additional penetration vulnerabilities.
Industrial and warehouse buildings (Port of Hastings, Enterprise Drive, Commerce Drive corridors): Metal panel and older built-up roofing systems. Metal panel dent documentation for these buildings requires specific photographic protocols and, for functional damage claims, coating integrity assessment.
Retail and service buildings along Highway 55: Mix of TPO single-ply (newer buildings) and modified bitumen (older buildings). These buildings’ roofs are typically accessible and regularly serviced, making hail damage more likely to be identified during routine maintenance. Post-event professional inspection is still recommended given the micro-puncture risk of moderate hail on TPO.
Public buildings (Hastings school district, county facilities, city hall): These buildings carry mandatory prevailing-wage requirements for construction and repair work. Insurance-funded replacements on public buildings must use union-signatory contractors — a requirement that makes Sellers the default eligible choice among hail damage specialists.
Commercial Hail Damage Repair and Replacement Costs in Hastings (2026)
Spot membrane repairs (localized hail damage):
$1,500 – $9,000 depending on repair area size, membrane type, and access complexity.
Partial re-roofing (significant damage area, not full replacement):
$8.50 – $14.00 per square foot for the affected area.
Full TPO replacement (60-mil, over existing substrate):
$7.00 – $10.00 per square foot installed.
Full TPO replacement (tearoff included):
$9.50 – $14.00 per square foot installed.
Full modified bitumen replacement:
$8.50 – $12.50 per square foot installed.
Metal panel dent repair/replacement (industrial):
Variable depending on panel profile, access, and replacement vs. repair approach. Sellers provides itemized assessments for metal panel buildings.
Insurance claim considerations for Hastings:
– Commercial policy deductibles: $2,500 to 5%+ of building replacement cost for hail events
– RCV vs. ACV: older Hastings commercial roofs on ACV policies may receive substantially reduced claim proceeds
– Prevailing-wage premium on public buildings: 10-20% above standard commercial pricing
All Sellers Roofing commercial hail damage assessments for Hastings properties are provided at no charge. Call (651) 703-2336 to schedule.
The Commercial Hail Damage Process with Sellers in Hastings
Immediate response: Call (651) 703-2336 after a hail event. Same-day callback initiates the assessment process without delay.
Emergency tarping (if needed): For active commercial roof leaks from hail damage, Sellers deploys temporary protective tarping to stop water intrusion while the full assessment and claim process proceeds.
Commercial roof inspection: Sellers’ commercial specialist conducts a systematic inspection of the affected building, documenting all hail damage by membrane type using manufacturer-recognized assessment protocols. Photographic and written documentation prepared.
Insurance filing and adjuster coordination: Sellers helps initiate the commercial property claim, schedules joint adjuster inspection, and presents documentation at the adjuster meeting. Supplement claims filed for missed or underpriced items.
Contract and specification: Post-settlement, Sellers provides a detailed replacement specification and contract aligned with the insurance scope.
Installation by union crews: All Hastings commercial membrane replacements are performed by union-trained crews to manufacturer installation specifications.
Warranty and closeout: NDL manufacturer warranty facilitated, workmanship warranty issued, complete documentation package delivered.
Frequently Asked Questions
How soon after a hail event should I schedule a commercial inspection in Hastings?
What hail size causes functional damage to commercial TPO roofing?
Does Hastings have specific commercial building permit requirements for hail damage repairs?
What is the difference between a TPO repair and a TPO re-cover for hail damage?
How does Sellers document hail event data for Hastings commercial insurance claims?
Can Sellers perform commercial hail damage assessment on Hastings’ historic downtown buildings?
What happens if my Hastings commercial building’s roof has pre-existing damage alongside hail damage?
Are Hastings public buildings eligible for insurance-funded hail damage claims?
What is an infrared scan and when is it used for commercial hail damage?
Can I upgrade my Hastings commercial roof to a better membrane system after a hail event?
How does Sellers help with underpaid commercial hail claims in Hastings?
Does Sellers provide emergency commercial tarping in Hastings?
What warranty does Sellers provide on commercial hail damage replacements in Hastings?
How do I start the commercial hail damage process with Sellers in Hastings?
Related Reading
Get a Free Commercial Hail Damage Assessment in Hastings
Sellers Roofing Company is ready to respond to your Hastings commercial property after any hail event. With same-day callback, commercial membrane expertise, and full insurance claim advocacy, Sellers is the right contractor to protect your Hastings commercial building from the moment hail hits.
Call (651) 703-2336 — same-day callback guaranteed.
Or submit your request at roofingexpertsstpaul.com.
Sellers Roofing Company
801 Transfer Rd, Unit 05
Saint Paul, MN 55114 (Midway)
Founded 2017 | MBE/DBE Certified | Union Signatory | BBB A+
Extended Commercial Hail Reference for Hastings Property Owners
The Insurance Claim Timeline for Hastings Commercial Hail Losses
Understanding the timeline of a commercial hail claim helps Hastings property owners manage their expectations and their responsibilities throughout the process.
Day 1 — Storm event. Document the date and time of the storm. Photograph any visible damage from ground level. Note any immediately visible indicators on soft metal components.
Day 1–3 — Initial notification. Notify your insurance carrier of a potential claim, even before a professional inspection is complete. Many policies have notification requirements that begin running from the date of loss, not the date of discovery.
Day 2–5 — Professional inspection. Call (651) 703-2336 for a Sellers Roofing same-day callback and schedule an on-site commercial inspection. Sellers completes the damage assessment and prepares the documentation package.
Week 1–3 — Claim filing. With Sellers’ documentation in hand, file the formal insurance claim. Sellers assists with the documentation package preparation.
Week 2–6 — Adjuster inspection. The insurance company schedules an adjuster to visit the property. Sellers attends this inspection and ensures all documented damage is seen and noted.
Week 3–8 — Initial estimate. The adjuster issues an initial estimate. Sellers reviews it against the damage documentation and identifies any missing items.
Week 4–10 — Supplemental claim. If items are missing from the initial estimate, Sellers prepares and submits a supplemental claim with supporting documentation.
Week 6–14 — Scope agreement. Once the insurance scope is agreed upon, restoration can proceed.
Week 8–20 — Restoration completion. Material procurement (1–3 weeks) and active restoration (3–8 working days for most Hastings commercial buildings) complete the project.
High-Risk Components in Hastings Commercial Buildings
Post-hail inspection of Hastings commercial buildings should prioritize these high-risk components:
HVAC curb flashings. The metal curb frames that support rooftop HVAC units experience significant thermal movement and are subject to displacement in high-wind/hail events. Curb flashing failure is among the most common sources of commercial roof leaks and is regularly undervalued in initial insurance estimates.
Parapet cap flashing. Parapet cap flashing faces upward at a near-horizontal angle — a direct hail impact surface. Displacement, cracking, and delamination of parapet cap flashing after large hail events is extremely common and is consistently underpaid in initial adjustments.
Membrane seams near HVAC equipment. The combination of foot traffic during HVAC maintenance and the heat/vibration produced by HVAC units creates wear conditions at membrane areas near equipment curbs. Post-hail inspection should specifically assess membrane condition in these zones.
Internal drain rings. Cast iron or plastic drain rings at internal drains are vulnerable to hail impact and to freeze-thaw cycling. Cracked drain rings allow water infiltration at the drain-to-membrane interface. Replacement at the time of hail restoration prevents future drainage-related leaks.
Choosing the Right Membrane for Post-Hail Restoration in Hastings
If post-hail assessment reveals that full membrane replacement is appropriate for your Hastings commercial building, the restoration project is an opportunity to upgrade to a more hail-resistant system:
80-mil TPO. Standard commercial specification is 60-mil TPO. Upgrading to 80-mil provides measurably improved impact resistance — the IBHS has documented significantly reduced puncture rates for 80-mil compared to 60-mil TPO under standardized hail testing. For Hastings properties with documented hail exposure, 80-mil is the stronger specification.
Impact-resistant EPDM formulations. Carlisle and Firestone offer EPDM formulations with improved impact resistance compared to standard products. These formulations maintain the cold-temperature flexibility advantages of standard EPDM while providing better hail performance.
Class 4 TPO accessories. Even when using standard-specification TPO membrane, specifying impact-resistant roof accessories — curb flashings, pipe boot covers, parapet cap flashings — in stainless steel or heavy-gauge aluminum reduces the replacement frequency of these vulnerable components after future hail events.
Call (651) 703-2336 to discuss post-hail restoration options for your Hastings commercial property. Sellers Roofing — 300+ commercial projects, MBE/DBE certified, all three union locals, same-day callback.
Extended Commercial Hail Reference for Hastings Property Owners
The Insurance Claim Timeline for Hastings Commercial Hail Losses
Understanding the timeline of a commercial hail claim helps Hastings property owners manage their expectations and their responsibilities throughout the process.
Day 1 — Storm event. Document the date and time of the storm. Photograph any visible damage from ground level. Note any immediately visible indicators on soft metal components.
Day 1–3 — Initial notification. Notify your insurance carrier of a potential claim, even before a professional inspection is complete. Many policies have notification requirements that begin running from the date of loss, not the date of discovery.
Day 2–5 — Professional inspection. Call (651) 703-2336 for a Sellers Roofing same-day callback and schedule an on-site commercial inspection. Sellers completes the damage assessment and prepares the documentation package.
Week 1–3 — Claim filing. With Sellers’ documentation in hand, file the formal insurance claim. Sellers assists with the documentation package preparation.
Week 2–6 — Adjuster inspection. The insurance company schedules an adjuster to visit the property. Sellers attends this inspection and ensures all documented damage is seen and noted.
Week 3–8 — Initial estimate. The adjuster issues an initial estimate. Sellers reviews it against the damage documentation and identifies any missing items.
Week 4–10 — Supplemental claim. If items are missing from the initial estimate, Sellers prepares and submits a supplemental claim with supporting documentation.
Week 6–14 — Scope agreement. Once the insurance scope is agreed upon, restoration can proceed.
Week 8–20 — Restoration completion. Material procurement (1–3 weeks) and active restoration (3–8 working days for most Hastings commercial buildings) complete the project.
High-Risk Components in Hastings Commercial Buildings
Post-hail inspection of Hastings commercial buildings should prioritize these high-risk components:
HVAC curb flashings. The metal curb frames that support rooftop HVAC units experience significant thermal movement and are subject to displacement in high-wind/hail events. Curb flashing failure is among the most common sources of commercial roof leaks and is regularly undervalued in initial insurance estimates.
Parapet cap flashing. Parapet cap flashing faces upward at a near-horizontal angle — a direct hail impact surface. Displacement, cracking, and delamination of parapet cap flashing after large hail events is extremely common and is consistently underpaid in initial adjustments.
Membrane seams near HVAC equipment. The combination of foot traffic during HVAC maintenance and the heat/vibration produced by HVAC units creates wear conditions at membrane areas near equipment curbs. Post-hail inspection should specifically assess membrane condition in these zones.
Internal drain rings. Cast iron or plastic drain rings at internal drains are vulnerable to hail impact and to freeze-thaw cycling. Cracked drain rings allow water infiltration at the drain-to-membrane interface. Replacement at the time of hail restoration prevents future drainage-related leaks.
Choosing the Right Membrane for Post-Hail Restoration in Hastings
If post-hail assessment reveals that full membrane replacement is appropriate for your Hastings commercial building, the restoration project is an opportunity to upgrade to a more hail-resistant system:
80-mil TPO. Standard commercial specification is 60-mil TPO. Upgrading to 80-mil provides measurably improved impact resistance — the IBHS has documented significantly reduced puncture rates for 80-mil compared to 60-mil TPO under standardized hail testing. For Hastings properties with documented hail exposure, 80-mil is the stronger specification.
Impact-resistant EPDM formulations. Carlisle and Firestone offer EPDM formulations with improved impact resistance compared to standard products. These formulations maintain the cold-temperature flexibility advantages of standard EPDM while providing better hail performance.
Class 4 TPO accessories. Even when using standard-specification TPO membrane, specifying impact-resistant roof accessories — curb flashings, pipe boot covers, parapet cap flashings — in stainless steel or heavy-gauge aluminum reduces the replacement frequency of these vulnerable components after future hail events.
Call (651) 703-2336 to discuss post-hail restoration options for your Hastings commercial property. Sellers Roofing — 300+ commercial projects, MBE/DBE certified, all three union locals, same-day callback.
Extended Commercial Hail Reference for Hastings Property Owners
The Insurance Claim Timeline for Hastings Commercial Hail Losses
Understanding the timeline of a commercial hail claim helps Hastings property owners manage their expectations and their responsibilities throughout the process.
Day 1 — Storm event. Document the date and time of the storm. Photograph any visible damage from ground level. Note any immediately visible indicators on soft metal components.
Day 1–3 — Initial notification. Notify your insurance carrier of a potential claim, even before a professional inspection is complete. Many policies have notification requirements that begin running from the date of loss, not the date of discovery.
Day 2–5 — Professional inspection. Call (651) 703-2336 for a Sellers Roofing same-day callback and schedule an on-site commercial inspection. Sellers completes the damage assessment and prepares the documentation package.
Week 1–3 — Claim filing. With Sellers’ documentation in hand, file the formal insurance claim. Sellers assists with the documentation package preparation.
Week 2–6 — Adjuster inspection. The insurance company schedules an adjuster to visit the property. Sellers attends this inspection and ensures all documented damage is seen and noted.
Week 3–8 — Initial estimate. The adjuster issues an initial estimate. Sellers reviews it against the damage documentation and identifies any missing items.
Week 4–10 — Supplemental claim. If items are missing from the initial estimate, Sellers prepares and submits a supplemental claim with supporting documentation.
Week 6–14 — Scope agreement. Once the insurance scope is agreed upon, restoration can proceed.
Week 8–20 — Restoration completion. Material procurement (1–3 weeks) and active restoration (3–8 working days for most Hastings commercial buildings) complete the project.
High-Risk Components in Hastings Commercial Buildings
Post-hail inspection of Hastings commercial buildings should prioritize these high-risk components:
HVAC curb flashings. The metal curb frames that support rooftop HVAC units experience significant thermal movement and are subject to displacement in high-wind/hail events. Curb flashing failure is among the most common sources of commercial roof leaks and is regularly undervalued in initial insurance estimates.
Parapet cap flashing. Parapet cap flashing faces upward at a near-horizontal angle — a direct hail impact surface. Displacement, cracking, and delamination of parapet cap flashing after large hail events is extremely common and is consistently underpaid in initial adjustments.
Membrane seams near HVAC equipment. The combination of foot traffic during HVAC maintenance and the heat/vibration produced by HVAC units creates wear conditions at membrane areas near equipment curbs. Post-hail inspection should specifically assess membrane condition in these zones.
Internal drain rings. Cast iron or plastic drain rings at internal drains are vulnerable to hail impact and to freeze-thaw cycling. Cracked drain rings allow water infiltration at the drain-to-membrane interface. Replacement at the time of hail restoration prevents future drainage-related leaks.
Choosing the Right Membrane for Post-Hail Restoration in Hastings
If post-hail assessment reveals that full membrane replacement is appropriate for your Hastings commercial building, the restoration project is an opportunity to upgrade to a more hail-resistant system:
80-mil TPO. Standard commercial specification is 60-mil TPO. Upgrading to 80-mil provides measurably improved impact resistance — the IBHS has documented significantly reduced puncture rates for 80-mil compared to 60-mil TPO under standardized hail testing. For Hastings properties with documented hail exposure, 80-mil is the stronger specification.
Impact-resistant EPDM formulations. Carlisle and Firestone offer EPDM formulations with improved impact resistance compared to standard products. These formulations maintain the cold-temperature flexibility advantages of standard EPDM while providing better hail performance.
Class 4 TPO accessories. Even when using standard-specification TPO membrane, specifying impact-resistant roof accessories — curb flashings, pipe boot covers, parapet cap flashings — in stainless steel or heavy-gauge aluminum reduces the replacement frequency of these vulnerable components after future hail events.
Call (651) 703-2336 to discuss post-hail restoration options for your Hastings commercial property. Sellers Roofing — 300+ commercial projects, MBE/DBE certified, all three union locals, same-day callback.
Need a roof inspection in Saint Paul or the Twin Cities? Call Sellers Roofing Company at +1-651-703-2336 or schedule a free estimate. We are a black-owned, NMSDC-certified MBE roofing contractor with 9+ years experience.
