Cellulose Or Fiberglass Blown In Insulation Attic

Dry blown cellulose will characteristically settle and sag in place reducing its r value.

Cellulose or fiberglass blown in insulation attic.

Types of fiberglass and cellulose insulation. Blown in cellulose and fiberglass are excellent products for new construction. Batts or loose fill. Bag of all borate insulation is ideal for professional contractors that offer blow in attic sidewall and floor applications.

Sometimes loose fill insulation is referred to as blown in insulation because an installer literally blows it into your home with a special machine. Typically attics with a pitch of 3 12 or greater will provide enough room for an installer to crawl through the trusses. The three most common types of blown in insulation are loose fill fiberglass cellulose and rock wool each with its own pros and cons. As a recycled paper product cellulose is prone to absorb moisture that can cause wood rot and mould.

Cellulose blown in ceiling insulation is a good choice for diyers. Blown in cellulose is an environmentally friendly material made from recycled newspaper so it s easier on your skin and lungs. Blown in cellulose has a higher r rating and is less expensive than either blown insulation like fiberglass attic insulation or fiberglass batts. Contractor grade 30 lb.

Very common very problematic. Bag of all borate contractor grade 30 lb. Fiberglass batts however are less expensive costing on average 0 30 to 0 40 a square foot for 6 inches of insulation. Wet blown cellulose is also subject to similar contamination too.

There are three types of blown in insulation. 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. When comparing blown in insulation both fiberglass and cellulose are nearly identical in price both costing around 0 70 to 0 80 per square foot for 6 inches of insulation. Blown in insulation may be used in attics with ample room for an installer.

There are two ways to get your insulation whether fiberglass or cellulose. When you install insulation in an existing closed wall or in an attic it likely will be a loose fill product called blow in cellulose insulation with an attic this type of insulation is just one option along with the other popular alternatives fiberglass batts or blown in fiberglass. Blown in insulation sometimes referred to as loose fill insulation is insulation literally blown in with a blowing machine. Blown fiberglass on the other hand is made up of very fine strands of glass and these tiny fibers are a carcinogen that can easily be inhaled into your lungs.