Fiber batt and roll insulation remains a cost-effective, versatile solution for framed wall cavities, attic floors, and floor assemblies. Smooth installs fiberglass, mineral wool, denim, and natural wool batts — with the right material selected for each assembly's thermal, acoustic, and fire requirements.
Batt insulation works best in new construction and gut-rehab projects where framing is open. It requires careful installation to avoid gaps, compression, and bypasses that significantly reduce real-world performance — making professional installation critical for achieving specified R-values.
Fiberglass batts are the most widely used insulation product in residential construction. Available in R-13 (2x4 walls),...
Mineral wool (rock wool) batts such as Rockwool Comfortbatt and SafeSound are the superior fiber batt option for applica...
Denim insulation is made from recycled cotton denim (post-industrial cotton fiber) and contains no irritating glass fibe...
Havelock Wool batts are made from 100% natural sheep wool and provide a genuinely sustainable, chemical-free insulation ...
Batt insulation is the most economical option when framing is fully exposed in new construction or gut-rehab
Fiberglass, mineral wool, denim, and natural wool available — choose based on fire, acoustic, and sustainability requirements
Batts work best when combined with thorough air sealing of all penetrations and top plates
2x4, 2x6, 2x8 depths available for all standard stud spacing
Right product selected for thermal, acoustic, fire, and budget requirements.
All penetrations air-sealed before batt installation. Baffles confirmed.
Batts cut and fitted to fill each cavity without compression or gaps.
Coverage verified. No gaps, voids, or compression in any cavity.
Response within 2 hours. Mass Save® eligibility reviewed on every quote.
Get Free Estimate → 📞 857-214-2434Most MA homeowners qualify for 75–100% rebates on qualifying insulation and air sealing projects. We handle all paperwork.
Learn About Mass Save →Free estimate. Mass Save® eligibility reviewed. Response within 2 hours, Mon–Fri.