How To Lay Insulation In Attic

How to insulate an unfinished attic preparing an attic for insulation.

How to lay insulation in attic.

Continue laying down the insulation making sure the batts are pressed tightly together at all edge and end. Typically this is done either by placing batt or roll insulation in between the ceiling joists or by using a blower to blow loose fill insulation in between the joists. Lay down boards or plywood sheeting to help you be able to walk safely in the attic space. Calculate how much you need.

Choose your insulation type. If installing shredded insulation fill the attic space at least 15 inches high with insulation. Lay the batts across the ceiling joists covering the existing insulation. Roll the sheets out and cut them perpendicular.

The pros often use spray foam insulation or blow shredded insulation. Begin laying in. Once the old insulation has been removed and the attic is cleaned the installation of the new insulation can begin. Before installing determine the insulation material best suited for your home.

Place planks 1 by 6 or 1 by 8 or plywood sheaths across floor joists to improve. Soffits are part of the overall. You only want one vapor barrier in your attic and it should be as close to the ceiling as possible to prevent warm moist air from coming up from the heated house and condensing when it hits the cold air in the attic. Installing a vapor barrier.

How to install fiberglass insulation step 1. Check pipes and vents. Then to really seal the attic access up tight says olson lay fiberglass batt insulation on the inside of the hatch or door and wrap it up tight like a christmas present photo 3. While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic.

Batts and blankets insulation often comes with a vapor retardant facing and some varieties. So if you re installing insulation in an attic that doesn t have any used faced insulation and put the paper side down toward the ceiling. If installing fiberglass mats start by laying the mats at the furthest point from the attic access.