How To Put Extra Insulation In Attic

It needs to be unfaced.

How to put extra insulation in attic.

You can add loose fill on top of fiberglass batts or blankets and vice versa. When adding additional insulation you do not have to use the same type of insulation that currently exists in your attic. If you use fiberglass over loose fill make sure the fiberglass batt has no paper or foil backing. Check the depth using a tape measure.

Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation. Multiply length by width to determine the attic s area and the amount of. Find a pre screened local home insulation contractor. How to install attic insulation over existing insulation you can install fiberglass batts yourself right over existing insulation but follow these precautions.

Install or repair vent chutes. Lay a walkway. With a helper to load the blower with insulation as needed start at the perimeter of the attic and work toward the attic access door. Level uneven spots with a rake.

Position the new vent chute so the. Fill every joist space completely and evenly with the insulation leaving attic vents uncovered. Measure the length and width of the attic. Insulation should be rolled out perpendicular to the joists and unfaced rolls should be used.

Pull the existing insulation away from the roof. How to add extra insulation to an attic 1. Put on goggles and gloves to protect yourself while handling. Cost effective way to save energy with this old house general contractor tom silva.

Blown in insulation in the attic seal attic bypasses. When you re ready to install new insulation check that your platforms are insulated and if they re not fill them from the top with blown in insulation or remove the boards and lay batting underneath. Wear a long sleeve shirt gloves eye protection and a dust mask. Install fiberglass batts over existing batt insulation.

How do i add insulation to existing attic insulation. Pull back the existing insulation and use expanding spray foam the fire blocking type to seal any. See below for a shopping list and tools subscribe to this old house.