How To Insuate Attic Of Old House

Dump cellulose insulation into each joist bay and spread it evenly with a leaf rake.

How to insuate attic of old house.

Check outlets on all floors as well as old and new parts of your house. Before installing or adding attic insulation take these steps. Cut and fit strips of 24 gauge sheet metal between the masonry chimney and the surrounding wood framing. Fill the gaps your insulated attic isn t necessarily a sealed attic.

Replace single pane windows with energy efficient windows. More insulation installation tricks and tips work from the perimeter of the attic toward the door or hatch so that you don t trample all over the insulation you just. Pull out a small amount of insulation if needed to help determine the type of insulation. While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic.

Just because you find insulation in one wall doesn t mean that it s everywhere in the house. You should be able to see if there is insulation in the wall and possibly how thick it is. Since warm air has a tendency to rise and cool air to fall insulating the attic is the place to start. Always cover the tops of the ceiling joists to make sure the insulation is deep enough to reach your target r value and.

Replace or add water resistant flashing. Use caulk and expanding foam the fire blocking type sealant to close air gaps around pipes ducts and electrical wires where they enter the attic. Lay the batts across the ceiling joists covering the existing insulation. How to insulate an old house.

If you ve tried everything else and are determined to insulate the walls of an old house follow these tips to minimize risk. Remove weather barrier and cladding before drilling holes. Blow in loose. We all know that hot air rises as cool air sinks to a low level.

If the attic is used as a living space say a home office or play room the insulation should be placed between the rafters. Be sure the insulation is slightly above the top edge of the joists. Let s apply this knowledge to your. Lay batts of un faced 9 inch thick fiberglass insulation perpendicularly across the joists.

Use the fire blocking type. If the attic is unfinished the insulation should be installed on the floor.