Don t forget to verify that the r value of the roof insulation meets minimum code requirements.
Insulated knee wall attic access door.
Center bored for either right or left hand swing.
The e z hatch attic access door is an air tight high performance energy efficient attic access scuttle door.
The dwt knee wall access doors are new and highly energy efficient design.
If the door doesn t have these weather strip it to provide a tight seal and make sure the latch pulls tightly against the frame.
Use spray foam to air seal these openings if they exist.
Meets the new energy code requirements for the state of georgia.
Now that the kneewall is located within the home s thermal enclosure it s no longer necessary to air seal electrical boxes or access doors in the kneewall.
Pre hung on an exterior grade 1 1 4 x 4 9 16 door frame with q lon weather stripping.
You can buy knee wall doors that have built in insulation and weather stripping.
The doors can be installed in two versions of opening right or left.
It is r 42 or r 50 insulated triple gasketed pre finished and fits in a 22 x 30 rough opening.
1 3 8 thick foam filled door.
Once you have the materials you can begin to seal and insulate the knee wall access door through these steps.
Trim is pre installed for fast and easy installation.
The doors as standard are equipped with handle and finishing lining.
From inside the attic check for any openings holes or fenestrations into the knee wall surrounding area.
Knee wall doors provide access through the knee walls to the unconditioned parts of the attic.
Apply weather stripping to the door to create a seal.
The 2 5 8 thick sash fully filled with thermo insulating material provides an excellent barrier reducing heat loss r value 9 5.
Energy star qualified r 5 rated knee wall door.