They also give you an easy area to add hook fasteners if needed.
Weather stripping for attic hatch.
An attic hatch can have finished trim and paint look perfect and still be a giant heat sink.
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The goal is two fold.
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In the summers it will radiate heat down into the house and in the winter heat and warm air will escape.
First install foam weather stripping on the inside of the trim or directly onto the hatch.
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If your hatch rests directly on the moldings add 2 1 2 inch wide stops around the opening.
These new wood stops provide a larger area for attaching new weatherstripping.
Cut four pieces of polystyrene rigid insulation about 1 2 inch smaller than the dimensions of the hatch.
The insulation will both slow heat loss and add ballast to the hatch to improve the seal at the weatherstripping.
Weatherstripping will stand temperatures between 40 and 50 degrees celsius.
In most typical attic hatches there is only a thin piece of stick on weatherstripping placed on the top edge of the drywall protruding into the attic opening.
The stops provide a wider surface for attaching the weatherstrip and a space to mount hook and eye fasteners.
Access doors from conditioned spaces to unconditioned spaces e g attics and crawl spaces shall be weather stripped and insulated to a level equivalent to the insulation on the surrounding surfaces.
Ever wonder how much your attic entrance costs you each month in your cooling and heating bills.
So what to do.
Air sealing to prevent air transported heat loss and beefing up the insulation.
Cut out two pieces of rigid foam board that are 1 4 inch smaller than the hatch so homeowners can slide the attic access panel open easily.
One of the quickest and easiest ways to reduce energy waste is to seal air leaks by using weatherstripping.
Access shall be provided to all equipment which prevents damaging or compressing the insulation.
The door hatch should close all the way pressing down on the gasket to create a full seal.
In exterior doors the strike and latch hold the door pressing tightly against the weather stripping to form an airtight seal.
Remove your existing attic hatch and measure its size.
If the attic hatch rests on the molding you should add 2 1 2 inch stops around the entire opening.
Sealing the attic hatch or door finish up by sealing the access hatch with self sticking weather stripping.