Fire Blocking Boston MA | Smooth Construction Services

Fire Blocking in Boston, Massachusetts

Fire blocking in Boston, Massachusetts stops the rapid spread of fire through concealed cavities in wood-framed buildings. The Massachusetts State Building Code (780 CMR) and International Building Code (IBC 718) require fire blocking in specific locations throughout residential and commercial framing — and enforcement on this requirement has increased significantly across Suffolk. Smooth installs code-compliant fire blocking using spray foam, mineral wool, and solid blocking materials.

Why Choose Smooth for Fire Blocking in Boston

✓Stops concealed fire spread through wall and floor cavities
✓Code-compliant per IBC 718 and Massachusetts 780 CMR
✓Spray foam for irregular and inaccessible cavities
✓Photo documentation for building inspector review
✓Staged for inspection before concealment with drywall
✓Commercial HEPA vacuum cleanup of work area

Also Serving Nearby Suffolk Communities

Cambridge Quincy Somerville Newton

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For qualifying Boston homeowners

Also in Suffolk

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FAQ

Fire Blocking Boston MA — Common Questions

Required at every floor level in concealed stud walls, at horizontal/vertical ceiling-wall intersections, in concealed spaces behind stairs, at top and bottom of stair stringers, and at all through-penetrations of fire-blocked assemblies in Boston buildings per 780 CMR.

Yes. Two-component spray foam is an approved fire blocking material for concealed cavities in Boston area buildings under IBC 718.2.1. It is particularly effective for irregular cavities where solid blocking is impractical.

Fire blocking in Boston is typically quoted as part of a larger framing or insulation project. Standalone fire blocking inspection and remediation typically runs $500–$3,000 depending on scope. Contact 857-214-2434 for a free assessment.

Free Estimate — Fire Blocking in Boston, MA

Response within 2 hours. Mass Save® eligibility reviewed. Serving Boston and all Suffolk communities.

Fire Blocking Boston, MA