Attic Hatch Weather Stripping

If your hatch rests directly on the moldings add 2 1 2 inch wide stops around the opening.

Attic hatch weather stripping.

Some builders make their attic access hatches out of sip scraps. The insulation will both slow heat loss and add ballast to the hatch to improve the seal at the weatherstripping. Whole house fan shutter cover. Attic tent 20 battic door 9 draftmaster 6 insul door 1 seal n shield 6 therma dome 1 type.

Cut four pieces of polystyrene rigid insulation about 1 2 inch smaller than the dimensions of the hatch. You can also inspect the weatherstripping and molding around your attic door to see if it is damaged. Bundles 5 units 43. Every attic access hatch needs weatherstripping.

A 5 4 1 2 1 and 2 air leakage through air barrier system astme283 air leakage single panel csa a440 test rating a1 double panel csa a440 test rating a2. The md building products 1 in. Pull 12 inches of backing paper from the adhesive side of a roll of self adhesive 3 8 inch wide weather stripping. Before installation the surface area must.

Use the foam compatible glue to fasten the insulation to the back of the hatch. To fix this energy nosebleed the hatch needs thicker insulation good weatherstripping and tight latches. Vinyl clad replacement weatherstrip is designed to replace most styles of weather stripping that are factory installed. Battic door deluxe ez hatch attic access door w keyed lock and handles r 50.

The stops provide a wider surface for attaching the weatherstrip and a space to mount hook and eye fasteners. To determine the amount of weatherstripping needed measure the perimeters of all areas to be weather stripped and then add 10 percent to allow for waste. Sealing the attic hatch or door finish up by sealing the access hatch with self sticking weather stripping. A 5 3 1 1 required resistance to heat transfer attic hatch maintains poly and thermal barrier single panel rsi 12 67 double panel rsi 14 78.

Remove your existing attic hatch and measure its size. This compression strip installs in a slot in the door jamb conforming to irregularities and forming a weather tight seal. Specification at 547 2 mm. X 81 the md building products 1 in.

Special price 410 95. As you can see from this picture we attached a bolt with a hook at the end through the foam and used 2 washers a nut to make sure that it would not pull through we recommend one small washer an oversized washer to help ensure that won t happen. 9 19 2 1 2 no dimensions less than 545 mm attic hatch inc. If there are indications of erratic air movement coming from your attic hatch replacement weatherstripping is necessary.

Fine homebuilding as this thermal image shows poorly detailed attic access hatches leak a lot of heat.