Attic Hatch Weather Stripping

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

Attic hatch weather stripping. Remove your existing attic hatch and measure its size. Vinyl clad replacement weatherstrip is designed to replace most styles of weather stripping that are factory installed. The md building products 1 in. 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.

Specification at 547 2 mm. The insulation will both slow heat loss and add ballast to the hatch to improve the seal at the weatherstripping. Sealing the attic hatch or door finish up by sealing the access hatch with self sticking weather stripping. If the attic hatch rests on the molding you should add 2 1 2 inch stops around the entire opening.

Special price 410 95. Align the end of the weather stripping with one corner of the scuttle hole with. To ensure an airtight seal the foam weather stripping should be attached to the top of the box being careful not stretch it out. 9 19 2 1 2 no dimensions less than 545 mm attic hatch inc.

Every attic access hatch needs weatherstripping. Some builders make their attic access hatches out of sip scraps. To fix this energy nosebleed the hatch needs thicker insulation good weatherstripping and tight latches. 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. Attic tent 20 battic door 9 draftmaster 6 insul door 1 seal n shield 6 therma dome 1 type. 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.

If there are indications of erratic air movement coming from your attic hatch replacement weatherstripping is necessary. Pull 12 inches of backing paper from the adhesive side of a roll of self adhesive 3 8 inch wide weather stripping. X 81 the md building products 1 in. Whole house fan shutter cover.

If your hatch rests directly on the moldings add 2 1 2 inch wide stops around the opening. Before installation the surface area must. The stops provide a wider surface for attaching the weatherstrip and a space to mount hook and eye fasteners. 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.

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.