How To Properly Insulate And Ventilate An Attic

Keep all insulation at least 3 inches away from can lights unless they are rated ic insulated ceiling.

How to properly insulate and ventilate an attic.

In addition insulation baffles must be installed at the point where the attic floor meets the roofline to prevent the attic insulation from migrating into the cavities and restricting the airflow from the soffit vents. Fans and vents may be installed on the roof system that will draw the air out of the attic space and exhaust it to the exterior. Instead you should make sure your attic floor has sufficient insulation. If you re finishing your attic insulating it to the proper r value can cause a dramatic loss of.

The soffit vents are now installed but you still need to make sure there s no insulation blocking the new vents. Because the simplest and cheapest way to insulate an attic is to add material to the floor. Find a pre screened local home insulation contractor. Set up a step ladder by the side of the house to inspect the soffit vents and bring an old paintbrush with you to clear them.

If there s blown in insulation like ours rake back the fluffy stuff with a 3 or 4 ft long 1 x 6 or use a garden rake or hoe. Level uneven spots with a rake. If the attic is insulated with fiberglass batts just pull back any that are blocking the flow of air. Whole house fans powered attic fans.

Learn why it makes no sense to insulate the walls and ceiling of your attic if it is unfinished and you have no intention of finishing it. Your roof vents may not look. If you don t see any attic vents on the roof or in the eaves you need to add some. 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.

Touch your ceiling on a warm sunny day. Find out how to properly insulate and ventilate an attic. Insulate your finished attic properly choose your insulation. Never lay insulation over recessed light fixtures or soffit vents.

To effectively ventilate your roof create a 1 in. Your attic also needs passive ventilation so that the attic temperature matches the outside temperature the way it should. Fill every joist space completely and evenly with the insulation leaving attic vents uncovered. Look at your eaves and roof.

Also when laying down additional insulation work from the perimeter toward the attic opening. These fans may be controlled by a switch or a thermostat which detects heat build up in the attic space and. Intake vents located at the lowest part of the roof under the eaves allow cool. But if the floor is covered in plywood you can t stuff enough insulation beneath it to do the job sufficiently not even in warm climates.

Plan to pull up the flooring and layer new insulation on top of the old. If you notice insulation clumped around any of them go into the attic.