Installing Fiberglass Insulation In Attic

Whenever you handle the insulation wear long pants a long sleeved shirt tight fitting eye goggles gloves and a dust mask or better yet a dual cartridge respirator.

Installing fiberglass insulation in attic.

All kraft faced insulation is easy to cut with a sharp utility knife or insulation knife. When installing fiberglass insulation observe all safety precautions. Both can be added to uninsulated attics or layered over existing material. While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic.

Installing fiberglass insulation exposes you to fine glass fibers which are irritating to the skin eyes and lungs. If it s a new building simply reference the energy code map. First you ll need to determine your r value. Lay the batts across the ceiling joists covering the existing insulation.

For diy attic insulation you ve got two choices. Fiberglass insulation is manufactured to slow airflow through the material. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Hot water running through a pipe in a cold attic space can cause condensation on the pipe which will drip onto the insulation or attic framing.

We ll walk you through the steps to help you find the right type of fiberglass attic insulation and the right amount. There are many different ways to install insulation. When installing fiberglass insulation in your home be sure to put the paper or foil vapor barrier facing toward the heated and cooled living area of the home down in attics up under floors in on walls to prevent condensation from occurring. If installing fiberglass mats start by laying the mats at the furthest point from the attic access.

The facing has a tab called a flange running along each side edge of the insulation. Lay down boards or plywood sheeting to help you be able to walk safely in the attic space. Fiberglass can release tiny fibers which can be harmful if breathed into the lungs and which may irritate the skin. If installing shredded insulation fill the attic space at least 15 inches high with insulation.

Installing fiberglass attic insulation first time adding insulation to an attic. The pros often use spray foam insulation or blow shredded insulation. When installing the insulation in wood frame structures you fold out the flange and staple it to the side or front edge of the framing to secure the insulation.