Specification

TECHNICAL
SPECIFICATION
ATTIC LADDER LST
I. APPLICATION
LST is an insulated scissor attic ladder designed to provide safe and easy access to
non-inhabited spaces. It eliminates a need for installing more expensive and space
consuming staircases. Insulated scissor model LST is recommended for garages,
inside houses, projects with insulation requirements.
II. STRUCTURE
No. Element Description
1 Hatch
insulated, sandwich type, white
thickness: 1⁄”.
thermal insulation thickness: 1⁄”.
no lock – unloading mechanism automatically
presses the hatch to the box, opening with the
use of a control rod
2 Frame
pinewood ladder box with metal trim and
quick-installation brackets included.
height: 7⁄”
gasket: 1 pcs
3 Ladder metal scissor ladder
4 Steps
metal, equipped with anti-slip profile.
tread width: 3⁄”
length: 11⁄”, 15”,
5 Standard Accessories
control rod for opening the hatch
white metal trim
installation brackets
III. DIMENSIONS
No. Rough Opening Room height
1 22½” x 31½”
standard: 8’2⁄” - 9’2¼”
adjustable to: 7’6” - 10’10”
details in chart below
2 27½” x 31½”
3 22½” x 47”
4 25” x 47”
5 22½” x 54”
6 25” x 54”
7 30½” x 54”
IV. TECHNICAL PARAMETERS
Maximum loading 350 lbs
Heat transfer coefficient R-value: 5.2
V. COMPATIBLE ACCESSORIES
Ladder Balustrade LXB-U
The balustrade is available in one standard size
30”x54” for all attic ladders.
Box extension LXN
The standard box height is 4”. While ordering the
LXN please provide ladder type and size.
Upper hatch LXW
The height of the upper hatch box is 7¾“. For the
LST model ladder, the extension box should be
installed prior to the upper hatch.
LSS additional step
To increase the length of the ladder you can use an
extra step:
LSS-38 for size 27½ x 31½, 30½ x 54,
LSS-31 for sizes: 22½ x 31½, 22½ x 47, 22½ x 54,
25 x 47, 25 x 54.
© FAKRO FAKRO America LLC, 39 Factory Rd. Addison, IL 60101, www.fakrousa.com
5.2
R-value