install frame is 80x90 cm(31.5x35.4 in).The special S-shaped strings adopted by the attic access ladder enhance the bearing up to 660 lbs. 【Max 9.8ft Vertical Height】The total length of the ...

For attic hatches with drop-down ladders, take a different approach by building an insulation box ... When you need to access the space, the lightweight box is easy to lift out of the way.