metal stairs BIM:

Spiral Stairs:: 30 Degrees Tread Clockwise

Spiral Stairs: 30 Degrees Tread Counterclockwise

Sample Spiral Stair Configurations

Automatic Electric Disappearing Stair

Automatic Super Simplex Disappearing Stair

Alternating Tread Ladder

Fixed Industrial Stair

Attic Stairs: LME - Metal folding ladder with Sealed and Insulated door R=5.3, ANSI Tested, 400 lbs. Load Capacity 7' 9" - 9' 4"

Attic Stairs: LME - Metal folding ladder with Sealed and Insulated door R=5.3, ANSI Tested, 400 lbs. Load Capacity 7' 9 5-8" - 10' 2"

Attic Stairs: LST - Steel Scissor ladder, Insulated and Sealed door R=5.2, 350 lbs. Load Capacity, 7’6’’ – 10’10’’