
A. Foundation & Base Frame
1. Use pressure treated wood studs 2” x 4”
(50mm x 88.9mm) to create a platform frame that
has an outside dimension of 47” x 78”
(1193.8mm x 1981.2mm).
DuraMax must be installed on a level wooden platform
or a level concrete foundation.
2. Using exterior grade CDX 3/4” (19mm) plywood,
cut and fit together the sheets to form solid foundation
as shown. Foundation must be square and level.
Note: It is important that these instructions
are followed step by step.
178” (1981.2mm)
47” (1993.8mm)
(1) Base bar back left (BLC)
(1) Base bar back right (BRC)
(2) Base bar side (BSC)
(2) Base bar front (BBFC)
(1) Entrance Taper channel (ECC)
(12) Sheet metal screw (S1)
(18) Sheet metal screw (S2)
Parts needed:
The following are the list of lumber and sizes
you will need.
Wooden Platform (Not Included)
Pressure Treated - Wood Studs:
3ea 2” x 4” x 71” (50mm x 88.9mm x 1803.4mm)
2ea 2” x 4” x 47” (50mm x 88.9mm x 1193.8mm)
Exterior Grade (CDX) - 3/4” (19mm) plywood
1ea 3/4” x 47” x 78” (19mm x 1193.8mm x 1981.2mm)
L-Brackets: 4ea
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
Wooden platform is extra
and is not included.
Don’t install under
windy conditions.
Note
The following are a list of lumber and sizes
you will need.
Wooden Platform (each Extension) (Not Included)
Pressure Treated - Wood Studs:
2ea 2” x 4” x 71” (50mm x 88.9mm x 1803.4 mm)
2ea 2” x 4” x 24” (50mm x 88.9mm x 609.6 mm)
Exterior Grade (CDX) - 3/4” (19mm) plywood
1ea 3/4” x 24” x 78” (19mm x 609.6mm x 1981.2mm)
L-Brackets: 4ea
(1) Base bar side extension left (EBS1)
(1) Base bar side extension right (EBS2)
(8) Sheet metal screw (S1)
(6) Sheet metal screw (S2)
Parts needed for each Extension:
1a. Use pressure treated wood studs 2” x 4”
(50mm x 88.9mm) to create a platform frame that
has an outside dimension of 24” x 78”
(609.6mm x 1981.2mm) for each extension.
OR 1b. Use pressure treated wood studs 2”x 4”
(50mm x 88.9mm) to create a platform frame that
has an outside dimension of 71”x 78”
(1803.4mm x 1981.2mm)
for shed one extension.
PART 1: Assembling Shed With Extension Kit
Lay 50 x 88.9mm Flat
Note
24” (609.6mm)
47” (1193.8mm)
L- BRACKET
78” (1981.2mm)
L- BRACKET
18 1/4” (463.55mm)
L- BRACKET L- BRACKET
L- BRACKET L- BRACKET
71” (1803.4mm)
17” (431.8mm)
24” (609.6mm)
18 1/4” (463.55mm)