Service Area
Commercial Roofing Contractors in San Bernardino County
Most Inland Empire Warehouse Roofs Can Be Repaired or Restored — Not Replaced
San Bernardino County is the densest warehouse and distribution market in the United States. Over 600 million square feet of industrial space stretches from Fontana and Ontario through Rancho Cucamonga, Rialto, and San Bernardino — and virtually all of it sits under flat commercial roofs that the roofing industry would rather replace than repair.
HP Roofing Pro takes a different approach. We assess your Inland Empire commercial roof honestly and recommend the most cost-effective solution — a targeted repair, a cool-roof restoration with our RainArmor system, or a full replacement when it’s genuinely warranted. We’ve been doing this since 2017 from our Alhambra headquarters, and we serve San Bernardino County’s warehouse corridor as one of our core markets.
📞 Call 909-521-1285 for a free commercial roof assessment anywhere in San Bernardino County.
Commercial Roof Repair for IE Warehouses and Industrial Facilities
The Inland Empire’s extreme heat — regularly exceeding 100°F in summer — accelerates membrane deterioration, thermal cycling damage, and UV breakdown on warehouse roofs. Most of these problems can be repaired without a full tear-off:
- TPO roofs — seam failures and UV degradation common on post-2000 logistics buildings
- Modified bitumen — blister repair and cap sheet replacement on the 1980s–2000s warehouse stock
- Built-up roofing (BUR) — gravel-surfaced systems on older San Bernardino industrial buildings
- PVC roofs — weld repairs and shrinkage correction
- EPDM and metal roofs — patching, fastener replacement, and coating restoration
Our repair work uses the highest-grade roof mastic reinforced with polyester fabric. Permanent patches, backed by a leak-free guarantee.
If your warehouse has a leak — call before assuming you need a new roof. You probably don’t.
RainArmor: Cool-Roof Restoration for Inland Empire Warehouses
For warehouse roofs that need more than a repair but don’t warrant a full tear-off replacement, HP Roofing Pro offers RainArmor — our proprietary seamless single-ply cool-roof system.
Why RainArmor is built for the Inland Empire:
San Bernardino County’s relentless summer heat makes cool-roof performance critical. The RainArmor system’s three engineered components work together:
- Waterproofing-grade asphalt base — seals and bonds to the existing roof substrate
- Stitch-bonded polyester reinforcement — engineered for structural integrity and puncture resistance across large warehouse spans
- Two-phase acrylic elastomeric reflective surfacing — designed to reflect solar heat, lower roof surface temperatures, and meet California Title-24 energy standards
Installed over the existing roof — no tear-off, no disposal, no exposing your warehouse interior. For un-air-conditioned warehouse space, the energy savings from reduced solar heat gain can be substantial.
RainArmor vs. Full Replacement for IE Warehouses
| RainArmor Restoration | Full Tear-Off Replacement | |
|---|---|---|
| Tear-off required | No — installs over existing roof | Yes — full removal and disposal |
| Business disruption | Minimal — warehouse stays operational | Significant — inventory exposed |
| Energy performance | Cool-roof surfacing, Title-24 compliant | Depends on system selected |
| Tax treatment | Typically maintenance expense (single-year) | Capital expenditure (depreciated) |
| Timeline | Faster — no demolition phase | Longer — tear-off + install |
| Warranty | 15-25 year leak-free options | Varies by manufacturer |
Full replacement is available when genuinely necessary. We just won’t recommend it when you don’t need it.
Preventive Maintenance
The IE’s temperature extremes make proactive maintenance critical. Regular inspections catch thermal-cycling damage, membrane shrinkage, and drainage issues before they become emergency calls during receiving season.
Additional Services
- Skylight Removal & Installation — replace failing warehouse skylights
- Solar Panel Roofing — structural assessment for photovoltaic installations on warehouse roofs
Why Inland Empire Property Managers Choose HP Roofing Pro
- Honest assessment — we tell you what your roof needs, not what generates the biggest invoice
- Full capability — repair, restore with RainArmor, or full replacement
- CSLB #1043546 — fully licensed and insured since 2017
- Manufacturer Certified — Owens Corning Preferred Contractor, GAF CoatingsPro, Mulehide Warranty Eligible
- 15-25 year warranties — documented inspection and installation standards
- Title-24 compliant — critical for IE warehouse energy performance
San Bernardino County Service Area
We serve commercial and industrial properties throughout San Bernardino County from our Alhambra headquarters:
West Valley: Fontana, Ontario, Rancho Cucamonga, Montclair
Central: San Bernardino, Rialto, Colton, Bloomington, Muscoy
East Valley: Redlands, Highland, Loma Linda, Grand Terrace
Mountain Communities: Crestline, Lake Arrowhead
HP Roofing Pro 601 South Palm Ave, Alhambra, CA 91803 📞 909-521-1285 · [email protected] CSLB #1043546
Frequently Asked Questions
Do I really need a full roof replacement for my Inland Empire warehouse? +
Do you repair TPO and modified bitumen roofs in San Bernardino County? +
What is RainArmor? +
How does a cool roof help an Inland Empire warehouse? +
Is a cool-roof restoration cheaper than a full replacement? +
What areas of San Bernardino County do you cover? +
HP Roofing Pro
601 South Palm Ave, Alhambra, CA 91803
Serving San Bernardino County