Diy Blown In Cellulose Attic Insulation
Blown in cellulose has a higher r rating and is less expensive than either blown insulation like fiberglass attic insulation or fiberglass batts.
Diy blown in cellulose attic insulation. Click the button to calculate the depth in inches and pounds of total insulation required for this job. Cellulose blown in ceiling insulation is a good choice for diyers. Plus you ll get added fire resistance and noise protection. Diy blown in cellulose insulation greenfiber with greenfiber diy blown in cellulose insulation you ll be more comfortable and save money.
It can be used by itself to fill in joist cavities that have no insulation or laid as a thick layer over the top of existing batts of fiberglass insulation. The installation process for dry cellulose insulation looks like this. For attics cellulose insulation is blown in parallel to the joists. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
The three most common types of blown in insulation are loose fill fiberglass cellulose and rock wool each with its own pros and cons. With greenfiber diy blown in cellulose insulation you ll be more comfortable and save money. I added about 14 16 of blown in cellulose installed a baffle system all around the perimeter of the attic with foam board extended my b vent for the gas appliance insulated my knee walls with 6 of rigid foam board and air sealed my ceiling plane with fire rated can foam. Cellulose insulation came into use during the 1950s.
Cellulose insulation is sprayed with flame retardant such as boric acid or amonium nitrate to prevent burning and prevent bugs from nesting in the insulation. Loose fill or batt the common term for blanket insulation. Cellulose became popular during the 1970s when oil and gas prices went way up. This calculator is to be used as an estimating tool only.
Input length width and desired r value of the area to be insulated. Cellulose is mostly recycled paper like newspaper. Both can be added to uninsulated attics or layered over existing material.