FOLDING ATTIC STAIRWAYS www.marwincompany.com THE SUPERIOR
300 lb duty rating
THE SUPERIOR
THE ATLAS
1 x 5 Frame and Stringer 1 x 6 Tread Two strong metal handrails THE ATLAS
250 lb duty rating 1 x 4 Frame and Stringer 1 x 4 Tread One strong metal handrail
Meets or exceeds ANSI Standards Easily adjustable spring tension Full-width continuous hinge 1 x 4 frame between stringer and door panels Treads nailed into dadoed stringer
Pro Contractor Grade Stairways Options Available “ENERGY-SAVER” Package Fire Retardant Treated Plywood Door 350 lb Duty Rated “Superior Plus”
High grade, kiln-dried, yellow pine lumber Galvanized steel hardware with safety edge Steel rod under treads Safety grooved treads Strong steel handrails securely bolted (no splitting or splintering) 3⁄16" ladder rods Clear plywood panel
Aluminum stairways available
Residential use only
www.marwincompany.com
FOLDING ATTIC STAIRWAYS STANDARD UNITS
THE SUPERIOR
& SUPERIOR PLUS
THE ATLAS
Model Number
Rough Opening
Ceiling Height
Landing Space (1)
Projection Space (2)
Duty Rating
Model Number
Rough Opening
Ceiling Height
Landing Space (1)
Projection Space (2)
Duty Rating
S-80 S-81 S-100 S-101 S-200 S-201 S-300 SP-89 SP-109 SP-309
22-1⁄2" x 54" 22-1⁄2" x 54" 25-1⁄2" x 54" 25-1⁄2" x 54" 30" x 54" 30" x 54" 30" x 60" 22-1⁄2" x 60" 25-1⁄2" x 60" 30" x 60"
8' 9" 10' 0" 8' 9" 10' 0" 8' 9" 10' 0" 8' 9" 10' 9" 10' 9" 10' 9"
59" 67" 59" 67" 59" 67" 59" 71" 71" 71"
69" 79" 69" 79" 69" 79" 71" 83" 83" 83"
300 lbs 300 lbs 300 lbs 300 lbs 300 lbs 300 lbs 300 lbs 350 lbs 350 lbs 350 lbs
A-75 A-80 A-81 A-90 A-100 A-101 A-102
22-1⁄2" x 48" 22-1⁄2" x 54" 22-1⁄2" x 54" 25-1⁄2" x 48" 25-1⁄2" x 54" 25-1⁄2" x 54" 25-1⁄2" x 60"
8' 2" 8' 9" 10' 0" 8' 2" 8' 9" 10' 0" 8' 9"
54" 58" 66" 54" 58" 66" 58"
65" 67" 77" 65" 67" 77" 69"
250 lbs 250 lbs 250 lbs 250 lbs 250 lbs 250 lbs 250 lbs
Clearance
SUPERIOR PLUS
SUPERIOR
Options Access Option
WT Wide tread (1 x 5) for extra footing (ATLAS) ES “Energy-Saver” - Insulated door panel with applied weather-stripping
Aluminum stairways available
Pull down rod with eye-hook
FT Fire-treated panel INS Insulated door panel
THE MARWIN C OMPANY, INC . MANUFACTURERS OF QUALITY BUILDING SPECIALTIES 1703 ATLAS ROAD . PO BOX 9126 . COLUMBIA . SC 29290
www.marwincompany.com
TEL . 803 . 776.2396 1 . 800 . 845.6100 FAX . 803 . 776.5852