Add Board In Attic

Affix rigid foam insulation to the attic side of the hatch or door.

Add board in attic.

Measure and cut boards to size. Build a new floor base with this in mind. Strengthening attic joists for live loads by sistering. Installing foam insulation boards in the attic is no that hard and can save you money compared with professional installation.

If your boards aren t long enough cut multiple boards. To make the job easier use a circular saw to cut the plywood sheet first into 2 2 8 strips which will be much easier to handle. Any new batt or roll insulation installed over existing insulation in the attic needs to be without a vapor retarder face. Sistering is the process of adding a new joist next to each existing joist.

Can you add attic flooring. Use a handsaw or circular saw to cut the boards to your measurements. Have a friend add material to the hopper while you direct the blower or hose. Spray insulation to the corners and perimeter of the attic first working your way into the center.

Maneuvering heavy 4 x 8 sheets of plywood or osb oriented strand board up to an unfinished attic is sometimes like trying to fit a square peg into a round hole. Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all. For joists spaced 24 inches oc use. If the attic joists are not adequate one way to strengthen the floor for live loads is to sister the old joists.

Don t add flooring until you review wiring and plumbing needs for the future. Pull down stair or ladder. Add weatherstripping around the perimeter and a sweep to the door of a walk up attic. Foam board insulation in the attic can cut down on energy costs and simultaneously promote a more environmentally sound way of daily living.

To eliminate any potential problems with wiring or insulation use two by four or two by six lengths to create a subfloor system for the new decking. Use a zippered insulated tent to keep the enclosure draft free attic tent at 7 attic cover insulator 120. Go into the attic to inspect how wiring is routed through joists or on top of them for example. The vapor retarder on top of or between layers of insulation can trap moisture.

In the future you may want to construct a small apartment or master suite in the attic. You can install inch plywood or oriented strand board osb in 4 foot by 8 foot panels over existing 16 inch oc joists. Measure and mark the length of the boards so that they run across the attic trusses. To properly add an attic storage deck start by measuring the largest area available that is not hindered by any ductwork.

Go to a hardware store and purchase 2x4x100 inch 5 08x10 16x254 cm boards.