Seamless Spray Foam Roofing Systems for Insulation and Waterproofing
Spray Polyurethane Foam (SPF) roofing systems combine insulation and waterproofing in one seamless application. Ideal for irregular roof shapes and buildings seeking thermal efficiency, Equity Commercial Roofing installs SPF systems throughout Central Pennsylvania using certified methods that deliver performance, energy savings, and long-term value.
Why SPF Is a Smart Choice for Energy-Efficient Commercial Roofs
SPF creates a closed-cell, continuous membrane that reinforces the roof structure, prevents water intrusion, and reduces thermal loss. It’s especially useful on retrofit projects and buildings with energy performance goals.
Key Benefits of Spray Foam Roofing
✔ Seamless, monolithic surface prevents leaks
✔ High R-value improves energy efficiency
✔ Adheres to most roof types without seams or fasteners
✔ Lightweight and durable
✔ Recoatable to extend system lifespan
Is SPF Roofing Right for Your Building?
SPF systems work well on commercial buildings that need improved insulation, complex coverage, or a lightweight roofing solution.
Key Benefits of Spray Foam Roofing
Buildings with aging insulation or complex rooftop layouts
Energy-conscious owners seeking high R-value solutions
Facilities needing seamless waterproofing over large areas
Roof retrofits where structural load needs to stay minimal
Our SPF Roofing Installation Process
Equity Commercial Roofing applies SPF systems using manufacturer-approved techniques to ensure waterproofing, insulation, and recoat potential.
-
Step 1: Site Prep and Substrate Evaluation
Clean and inspect existing surface
Address drainage and moisture issues -
Step 2: Foam Application
Apply polyurethane foam in multiple passes
Ensure even coverage and slope-to-drain -
Step 3: Protective Coating Application
Install UV-resistant silicone or acrylic coating
Add granules (if specified) for traction and durability -
Step 4: Final Inspection and Documentation
Inspect foam thickness, slope consistency, and adhesion
Submit records for warranty activation and long-term care
Contact Our Team to Schedule a Repair Today.

What Does Spray Foam Roofing Cost?
SPF roof pricing depends on foam thickness, coating type, and roof complexity. Below are general cost ranges for Central Pennsylvania.
Estimated Cost per sq. ft. $6.50 – $9.00 |
Notes Includes foam and base/top coatings |
Estimated Cost per sq. ft. $8.00 – $11.00 |
Notes UV-resistant finish + extended life |
Estimated Cost per sq. ft. $3.00 – $5.00 |
Notes Extends lifespan by 10–15 years |
These estimates apply to buildings between 5,000–50,000 square feet. Custom pricing available for larger or multi-building portfolios
SPF vs Other Flat Roofing Systems
See how spray foam roofing compares to other common commercial flat roof systems in performance and longevity.
Certified Spray Foam Roofing Experts in Central PA
Equity Commercial Roofing delivers SPF systems with the precision required for long-term success. Our crews are trained in foam application and coating systems to ensure full insulation, adhesion, and protection.
✔ Trained SPF applicators with spray and coating credentials
✔ OSHA-certified supervision for safe foam and recoat operations
✔ Spray foam and silicone recoat expertise
✔ Proven installations across schools, industrial facilities, and public-sector buildings
✔ Documentation provided for warranty and inspections


Spray Foam Roofing FAQs
Answers to common questions about SPF roofing systems for commercial properties in Central Pennsylvania.
-
How long does an SPF roof last?
With regular recoating, SPF roofing systems typically last 20–30 years, maintaining both waterproofing and insulation throughout their lifecycle
-
Is SPF safe for older buildings or retrofits?
Yes. SPF is lightweight and adds minimal load to the structure, making it a great option for retrofitting older buildings.
-
Does SPF need to be recoated?
Yes. The protective coating wears down over time and should be reapplied every 10–15 years to maintain waterproofing and UV resistance.
-
Can you install SPF in cold weather?
SPF requires warm, dry conditions for proper application. We schedule installations seasonally or based on weather windows.
-
Is SPF fire-resistant?
SPF systems can be finished with fire-rated coatings. We’ll recommend the right product based on your occupancy and safety needs.
-
What’s the energy-saving potential of SPF?
SPF’s high R-value reduces heating and cooling demands significantly, often leading to lower utility bills and improved comfort.
Still have questions? Contact Equity Roofing to see if SPF is right for your facility.