Calvert USA, Attic stairs

Aluminum folding attic stairs specifications

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Description

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Specifications

Common questions

Installation instructions

Customer comments

Model No. No. of Steps (A) Floor to Ceiling (C D) Rough Opening Size (B) Swing Clearance (E) Landing Space Weight of the Unit Door Cover

3005 11 7' 2"-9' 1" 24"x44" 63" 50" 60 lbs White 1.5" Foam core

3006 11 7' 2"-9' 1" 28"x44" 63" 50" 60 lbs White 1.5" Foam core

3007 11 7' 2"-9' 1" 24"x48" 63" 50" 60 lbs White 1.5" Foam core

3008 11 7' 2"-9' 1" 28"x48" 63" 50" 70 lbs White 1.5" Foam core

3015 13 7' 8"-10' 6" 28"x52" 71" 57" 80 lbs White 1.5" Foam core

Can I unfold the ladder through the door?.....More information on swing clearance......

F- Attic space required

F = 12" from ceiling up

L-Width of stair ladder

L = 16" wide

Step size (Inside of the ladder)

14.5" x 3-1/2"

Rise, distance, between steps

9.5"

Cover door construction

1-1/2" thick panel, 1-1/4" polystyrene insulation, solid wood edging, 1/8" white MDF panels on both sides,

Cover door insulation value

R = 7

*Clear opening

(C) - 5", rough opening width minus 5"

(D) - 11", rough opening length minus 11"

*Clear opening measurement indicates how big of a box can you get through the opening into the attic after the ladder unfolded. For example item 3015 requires rough opening 28" x 52", the clear opening will be 23"( 28" -5") x 41" ( 52" - 11").