ROYAL GENERALBegin with the attic
Review existing insulation, air leakage, moisture signs and access before choosing additional materials.
Coordinate the roof system
Insulation, ventilation and air sealing should be considered together. Do not cover necessary ventilation pathways.
Choose a defined scope
Compare material options and installation requirements with the proposed work. Performance depends on the whole home and existing conditions.
Make an informed choice
Insulation brands to explore.
Owens Corning
Home insulation products
Official product guide ↗Johns Manville
Building insulation
Official product guide ↗CertainTeed
Residential insulation
Official product guide ↗Manufacturer references help you compare options. Product availability and the proposed installation scope are confirmed in your estimate; listings do not imply authorized-dealer status or certification.
