How To Spray Fiberglass Insulation In Attic

Then pivot in place and do the same thing to the other side.

How to spray fiberglass insulation in attic.

Blow in insulation until the hopper is empty. I can also tell you that 73 of all statistics are made up on the spot so please don t ask for. The pros often use spray foam insulation or blow shredded insulation. 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.

If installing shredded insulation fill the attic space at least 15 inches high with insulation. Lay the fiberglass batt between the joists with the paper vapor barrier facing down toward the heated space. For the center areas hold the hose level and blow in insulation evenly until you ve reached your level lines photo 6. It really should be called spray foam insulation and air barrier.

Lightly press the batt down between the joists. Both can be added to uninsulated attics or layered over existing material. Move across the attic until you ve hit your desired height at every point. We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons.

In this video this old house general contractor tom silva shows affordable ways to create an energy efficient attic. It s available in fiberglass mineral wool plastic fibers and natural fibers. Homes insulated with it can be some of the most efficient and comfortable homes built. For diy attic insulation you ve got two choices.

Spray foam insulation is an incomplete name. To get a better air seal. Blown in spray foam batts and blankets. Cut fiberglass batts to fit tightly between floor joists.

Loose fill or batt the common term for blanket insulation. If installing fiberglass mats start by laying the mats at the furthest point from the attic access. When you reach a wall pull the insulation back over a joist lay a level over the insulation and cut across the level. Once you deal with the air up there this problem goes away with or without the insulation in the attic floor.

This type of insulation is ideal for attics with standard spaced beams and joists and very few obstructions. Roll the sheets out and cut them perpendicular. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. A how to on installing certainteed s insulsafe sp and truecomfort blown in fiber glass insulation into attic applications including application techniques.