Best Attic Blow In Insulation

Both can be added to uninsulated attics or layered over existing material.

Best attic blow in insulation.

The photo above shows an attic insulated with blown cellulose. 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. Materials can be layered for added protection.

For diy attic insulation you ve got two choices. Bag of all borate insulation is ideal for professional contractors that offer blow in attic sidewall and floor applications. We include blown in attic insulation pros and cons but we can t recommend blown in fiberglass or cellulose as your best insulating choice. Blown in fiberglass is considered flame resistant.

Cellulose blown in ceiling insulation is a good choice for diyers. A bag of cellulose insulation covers about 30 35 square feet of attic space if you are blowing in 10 inches. Blanket insulation modern technology of blanket insulation today is considered the best insulation for attic. Loose fill insulation is great for installing in attics with very little headroom and multiple obstructions such as vents and cross beams.

A bag of fiberglass insulation will cover approximately 65 square feet. Blown in cellulose is an environmentally friendly material made from recycled newspaper so it s easier on your skin and lungs. Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. It can be effectively blown over existing insulation and.

Insulation efficiently fills gaps. Fiberglass comes from what i ve heard one major fiberglass insulation manufacturer call a rapidly renewable resource sand. Among commonly used types of insulation there are mineral wool or fiberglass rolls and batts rigid fiberglass board loose fill materials cellulose mineral wool etc. Rolls and batts are produced of mineral wool and fiberglass.

Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Loose fill or batt the common term for blanket insulation. Blown in insulation flows down around wall studs. You d need a thickness of.

Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. I don t know about that but it s a common insulation material that works much better in the blown form than in batts.