Covering Attic Insulation With Plastic Against Rafters

Add weatherstripping around the perimeter and a sweep to the door of a walk up attic.

Covering attic insulation with plastic against rafters.

For rolled insulation location it in between roof covering rafters. Insulation is in between the floor of the attic paper faced fiberglass with what looks to be around r 19 paper is on the bottom against the drywall from the second story ceiling below. After that blow an additional layer in addition to the. The best vapor barrier to use is roll of plastic sheeting.

Can i nail up some thin plywood or some plastic sheeting. Mechanically fasten and mastic seal all duct connections. Is there an issue with this plan. Make sure it is flush against the wood as also a 1 inch gap can create a 20 percent heating loss.

Insulate between rafters when constructing a raised or cathedral ceiling in a home or when making the attic a heated space. Pink fluffy batts wedged tightly between studs rafters and joists insulate the space against exterior temperature changes. Does fiberglass insulation need to be covered or is it safe to leave it exposed. Add additional sealant if necessary.

Most insulation is made of fiberglass and fits into the walls between the studs before drywall is installed. But here s the question. The duct insulation should include a vapor barrier cover. Also noticed the insulation is pushed up too close to where the joists meet the roof rafters.

After the insulation is installed it is necessary to cover it up with a vapor barrier so the glass fibers are not inhaled. I m no so concerned with the portions down at the very bottom where the attic flooring meets the rafters but the higher part where you can crouch and work in i d like to stop getting insulation on me. Test total duct leakage. I plan on stapling plastic to the studs to hold the insulation in.

Pull down stair or ladder. A whether or not the rafter bays are vented pull down a bat of insulation to find out. It has insulation on the walls that form the bedroom closet wall. As to the insulation in your attic you need to find out.

It s not uncommon for homes to have exposed fiberglass insulation in the basement or attic. Given how small the attic is whenever i go in there and place remove things i tend to brush up against the insulation pulling it out from between the studs see pictures below. Affix rigid foam insulation to the attic side of the hatch or door. I figure boxing the air in like that would help with the insulation as well.

Usually you will certainly fill the insulation blower with the insulation and blow it between the attic floor joists. Install loose fill insulation to cover the ducts and the attic floor to meet or exceed the code required r value for attic insulation. Insulation slows the movement of warm air toward cooler air.