Open Cell Spray Foam South Portland ME | Smooth Construction Services

Open Cell Spray Foam in South Portland, Maine

Open cell spray foam insulation in South Portland, Maine provides excellent air sealing and thermal performance at a lower cost than closed-cell foam. With an R-value of R-3.7 per inch and outstanding sound dampening, it is the ideal choice for interior wall cavities, attic ceilings, and cathedral ceiling assemblies in South Portland area homes and commercial buildings.

Why Choose Smooth for Open Cell Spray Foam in South Portland

✓R-3.7 per inch — good thermal value at lower cost
✓Expands 100x — fills every gap, crack, and irregular cavity
✓Outstanding soundproofing for interior walls and floors
✓Vapor-permeable — works with proper moisture management in South Portland's climate
✓Energy-efficient installation for qualifying Massachusetts homeowners
✓Faster installation than closed-cell — most projects completed in one day

Also Serving Nearby Cumberland Communities

Portland Westbrook Scarborough Brunswick

Energy Efficiency Review

Up to 100%

For qualifying South Portland homeowners

Also in Cumberland

▸ All Services in South Portland ▸ Open Cell Spray Foam Overview ▸ All Service Areas

FAQ

Open Cell Spray Foam South Portland ME — Common Questions

In South Portland and surrounding communities, open cell spray foam typically costs $0.44–$0.65 per board foot installed. A typical attic or wall cavity project runs $1,500–$5,000 before energy-efficiency improvements. Call 857-214-2434 for a free, site-specific estimate.

Open cell foam is the right choice for interior wall cavities, attic roof deck applications (conditioned attic), and interior floor assemblies in South Portland area homes. For basements, crawl spaces, and rim joists in South Portland's cold climate, closed-cell foam is the better choice.

Massachusetts requires a minimum of R-49 in attics. Open cell foam achieves R-3.7 per inch — requiring approximately 13 inches to meet code. Given South Portland's cold coastal winters with high heating demands, we typically recommend installing to R-49 to R-60 for maximum energy savings.

Yes. As a certified energy efficiency contractor, Smooth helps South Portland homeowners access incentives covering 75–100% of qualifying insulation projects. We handle all paperwork.

Free Estimate — Open Cell Spray Foam in South Portland, ME

Response within 2 hours. Project scope reviewed. Serving South Portland and all Cumberland communities.

Open Cell Spray Foam South Portland, ME