Blown in cellulose has a higher r rating and is less expensive than either blown insulation like fiberglass attic insulation or fiberglass batts.
Blown in cellulose insulation attic.
Contractor grade 30 lb.
Bag of all borate insulation is ideal for professional contractors that offer blow in attic sidewall and floor applications.
We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons.
A bag of cellulose runs about 11 50 and will cover 36 7 square feet at a.
Greenfiber cellulose insulation fills gaps and voids to create an energy saving thermal blanket that can lower heating and cooling costs by 25 and reduce sound power by 60.
Bag of all borate contractor grade 30 lb.
Cellulose insulation has an average thermal value of r 3 7 so you d need just over five inches to equal an r 19 batt.
Your options for attic insulation range from radiant barriers to sheets of mineral wool but most homeowners stick with products made from cellulose or fiberglass.
Blown in spray foam batts and blankets.