USP Duramax Manual

OWNER’S MANUAL /
Instructions for Assembly
• Tall Walk in Shed
• Quick & Easy Assembly
• Ridge Reinforced Walls
• Wide Double Doors
• Available in Various Sizes
Call us for any missing or damaged parts.
Do not return to the store.
Metal Garden Display Shed
Size 10 Ft x 2 Ft
Customer
Service Hotline
[phone]
www.uspolymersinc.com
Requires two people and takes 2-3 hours for Installation.
ALL PURPOSE METAL STORAGE SHEDS

Duramax Storage Shed
Limited Fifteen Year Warranty
U.S. Polymer Inc. will send a replacement part free of charge, in the event of material defects and or
workmanship for a period of fifteen years from the date of purchase.
This warranty is extended only to the original purchaser. A purchase receipt or other proof of date of original
purchase will be required before warranty service is rendered. In no event shall we pay the cost of flooring,
labor, installation or any other costs related thereto.
This warranty only covers failures due to defects in material or workmanship which occurs during normal
use and does not extend to color change arising due to normal weathering or to damage resulting from
misuse or neglect, commercial use, failure to follow assembly instructions and the owner’s manual (including
proper anchoring of the shed), painting, forces of nature and other causes which is beyond our control.
Claims under this warranty must be made within the warranty period by calling 1-800-483-4674 or mail in
a dated sales slip and clear photograph of the part to:
U.S. Polymers, Inc.
6915 Slauson Avenue
Commerce, CA 90040
We reserve the right to discontinue or change components. If a component has been discontinued or is
not available,
U.S. Polymers, Inc. reserves the right to substitute a component of equal quality as may be compatible.
Limits and Exclusions
There are no express warranties except as listed above. The warrantor shall not be liable for incidental or
consequential damages resulting from the use of this product, or arising out of any breach of this warranty.
All express warranties are limited to the warranty period set forth above . Some states do not allow the
exclusion or limitation on how long an implied warranty lasts, so the above limitations may not apply to
you.
This warranty gives you specific legal rights and you may also have other rights which vary from state to
state or country to country.

Parts List
Hand Gloves
Cordless Drill - Philips Head
Screw driver - Philips Head
Carpenter’s Square
Eye Protector
ACCESSORIES
CODE DESCRIPTION QTY
BS BOTTOM SLIDER 4
DH DOOR HANDLE 2
FC FLASHING END CAP 2
TC TOP CORNER 4
TS TOP SLIDER 4
VC VENTILATION COVER 4
PW PLASTIC WASHER 146
PC PLASTIC SCREW COVER 104
WST WEATHER STRIPPING TAPE 0.75MTR
S1 DIA. 4.2 x 10mm. (5/32” x 3/8”)
SHEET METAL SCREW 174
S2 DIA. 4.2 x 16mm. (5/32” x 5/8”)
SHEET METAL SCREW 24
S3 M4 x 10mm. (5/32” x 3/8”)
MACHINE SCREW WITH NUT 98
8’ Step Ladder
Adjustable pliers
Level - 3ft.
Tape Measure
BOTTOM SLIDER
(BS)
VENTILATION COVER
(VC)
TOP CORNERS
(TC) TOP SLIDER
(TS)
PLASTIC WASHER
(PW) PLASTIC SCREW COVER
(PC)
SHEET METAL SCREW
(S1, S2) MACHINE SCREW WITH
NUT (S3)
FLASHING END CAP
(FC)
DOOR HANDLE
(DH)
ACCESSORIES
WEATHER STRIPPING
TAPE (WST)
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
Tools You Will Need
ENTRANCE TAPER
CHANNEL (ECA)
SLIDING CHANNEL COVER
(SCA)
DOOR COLUMN PROFILE
LEFT (DCL)
DOOR PANEL STRIP SIDE
AND CROSS
(DSS, DSCLA,DSCRA)
SLIDING CHANNEL
(SLA, SRA) SLIDING CHANNEL
SUPPORT (SSA)
ROOF SUPPORT
(RSS)
ROOF FLASHING
(RF1A, RF2A, RFSS)
ROOF SUPPORT BRACKET
(SB1A, SB2A)
ROOF FLASHING CENTER
(RFTS)
DOOR PANEL STRIP
TOP AND BOTTOM
(TSLA, TSRA, BSLA, BSRA)
TOP ANGLE BACK
(ABLA, ABRA)
BASE BAR
(BBF)
BASE BAR
(BLA, BRA, BS2S)
TOP ANGLE SIDE
(AS1S)
DOOR COLUMN PROFILE
RIGHT (DCR)
PROFILES
GABLE PANEL SUPPORT
(GPS)
Note - Use screws with plastic washers
on top of prepainted surface only.
Note: Check all parts prior to installation.
CODE DESCRIPTION QTY
BLA BASE BAR BACK LEFT 1
BRA BASE BAR BACK RIGHT 1
BS2S BASE BAR SIDE LEFT / RIGHT 2
BBF BASE BAR FRONT 2
ECA ENTRANCE TAPER CHANNEL 1
DCL DOOR COLUMN PROFILE LEFT 1
DCR DOOR COLUMN PROFILE RIGHT 1
ABLA TOP ANGLE BACK LEFT 1
ABRA TOP ANGLE BACK RIGHT 1
AS1S TOP ANGLE SIDELEFT / RIGHT 2
SCA SLIDING CHANNEL COVER LEFT / RIGHT 2
SSA SLIDING CHANNEL SUPPORT 1
SLA SLIDING CHANNEL LEFT 1
SRA SLIDING CHANNEL RIGHT 1
RSS ROOF SUPPORT LEFT / RIGHT 4
SB1A ROOF SUPPORT BRACKET FRONT RIGHT / BACK LEFT 2
SB2A ROOF SUPPORT BRACKET FRONT LEFT / BACK RIGHT 2
RF1A ROOF FLASHING FRONT RIGHT / BACK LEFT 2
RF2A ROOF FLASHING FRONT LEFT / BACK RIGHT 2
RFSS ROOF FLASHING SIDE 2
RFTS ROOF FLASHING TOP 1
TSLA DOOR PANEL STRIP TOP LEFT 1
TSRA DOOR PANEL STRIP TOP RIGHT 1
BSLA DOOR PANEL STRIP BOTTOM LEFT 1
BSRA DOOR PANEL STRIP BOTTOM RIGHT 1
DSS DOOR PANEL STRIP SIDE LEFT / RIGHT 2
DSCLA DOOR PANEL STRIP CENTER LEFT 1
DSCRA DOOR PANEL STRIP CENTER RIGHT 1
WCFS WALL PANEL CORNER LEFT / RIGHT 2
WS WALL PANEL SIDE 5
WFL WALL PANEL FRONT LEFT 1
WFR WALL PANEL FRONT RIGHT 1
GPLA GABLE PANEL LEFT 2
GPRA GABLE PANEL RIGHT 2
GPS GABLE PANEL SUPPORT 2
RPS ROOF PANEL LEFT / RIGHT 2
DPL1A DOOR PANEL LEFT 1
DPL2A DOOR PANEL LEFT 1
DPR1A DOOR PANEL RIGHT 1
DPR2A DOOR PANEL RIGHT 1

Exploded View
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
Left Door
Right Door
SCA
SCA
DCL
SB2A
BS2S
BBF
BBF ECA
AS1S
SRA
ABRA
SB1A
SB2A
SB1A
RF1A
RF2A
RFTS
BLA
ABLA
BRA
SSA
DCR
WFL
WFR
WS
WS WS WS WS
WCFS
WCFS
GPLA
GPLA
GPRA
GPRA
RPS
RPS
RF1A
RF2A
RPS
RPS
SLA
BS2S
AS1S
RSS
RSS
RSS

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 23”x 125”
(584.2mm x 3175mm).
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.
Wooden platform is extra and
is not included. Don’t install
under windy conditions.
1
Note
Lay 50 x 88.9mm Flat
Note
(1) Base bar back left (BLA)
(1) Base bar back right (BRA)
(2) Base bar side (BS1A)
(2) Base bar side (BS2A)
(2) Base bar front (BBF)
(1) Entrance taper channel (ECA)
(12) Sheet metal screw (S1)
(20) 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:
2ea 2” x 4” x 125” (50mm x 88.9mm x 3175 mm)
5ea 2” x 4” x 16” (50mm x 88.9mm x 406.4 mm)
Exterior Grade (CDX) - 3/4” (19mm) plywood
1ea 3/4” x 23” x 96” (19mm x 584.2mm x 2438.4mm)
1ea 3/4” x 23” x 29” (19mm x 584.2mm x 736.6mm)
L-Brackets: 4ea
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
Note - Use screws with plastic washers
on top of prepainted surface only.
125 ” (3175mm)
23” 584.2mm)
L- BRACKET L- BRACKET
16” (406.4mm)
28”
(711.2mm) 28” (711.2mm) 28” (711.2mm) 23 1/2”
(596.9mm)
L- BRACKET L- BRACKET
29”
96” (2438.4mm) (736.6mm)
23” 584.2mm)

3. Assemble base bar back left (BLA) and base
bar back right (BRA) with four (S1) screws.
See fig. 1 & 2.
2
4. Place the base bar assembly on top of the
foundation. Use (S2) screws to fix the assembly
to foundation.
Fig.1 Fig.2
BLA
BRA
S1
S2
Take care of sharp edges.
Note
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
BLA
BRA
5. Place the base bar side(BS2S) on left side.
Insert the edge of (BS2S) into the back base bar
(BLA) and secure with (S1) screws. See fig. 1
Place the base bar side (BS2S) on right side. Insert
the edge of (BS2S) into the back base bar (BRA)
and secure with (S1) screws. See fig. 2 BS2S
BS2S
S1
BLA
BS2S
BRA
BS2S
S1
Fig.1
Fig.2
1&2
Back
Left
Front
Right
BLA
BRA
1
2
BLA
BRA
BS2S
BS2S BLA
BRA

3
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
S2
8. Using the carpenter square, line up the corners.
Secure the base (BBF) to the foundation with (S2)
screws.
Fig.1
6. Using a carpenter square, line up the corners.
Secure base bar side assembly to the foundation
with (S2) screws.
Fig.1 Fig.2
S2 S2
BS2S
BS2S
BS2S
1
2
BS2S
BLA
BRA
7. Place the base bar (BBF) on top of the base
bar side on both side. Secure with (S1) screws on
both corners. See fig. 1 & 2.
Fig.1 Fig.2
BBF
BS2S
S1
1&2
1&2
1
1
BBF
BBF
BBF
BBF
BS2S
BS2S
BS2S
BS2S
BRA
BLA
BS2S
BBF

4
10. Measure in all direction as shown in figure.
Make the base bar assembly in a perfect square.
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
10a. (Concrete foundation) Using a carpenter
square, line up corners. Align Base bars, mark the
concrete at the holes in the base and drill concrete
with 1/4” (dia. 6mm) concrete bit to accept anchor
bolts to a 1 3/4” (44mm) depth. Replace base and
secure with 1/4” x 1 3/8” (M6 x 35mm) anchor bolts
(not provided).
Concrete foundation
(367mm)
9. Place the entrance taper channel (ECA) on top
of the (BBF). Secure with (S2) screws to the
foundation. See fig. 1 & 2.
Fig.1 Fig.2
ECA
BBF
S2
1 & 2
(
3037mm
)
(1) Sliding channel support left (SSA)
(2) Sliding channel cover left/right (SCA)
(4) Top slider (TS)
(1) Door column profile left (DCL)
(1) Door column profile right (DCR)
(76) Sheet metal screw (S1)
(8) Machine screw (S3)
(64) Plastic washer (PW)
Parts Needed:
(1) Wall panel front right (WFR)
(1) Wall panel front left (WFL)
(2) Wall panel corners left&right (WCFS)
(5) Wall panel side (WS)
(1) Sliding channel right (SRA)
(1) Sliding channel left (SLA)
(1) Top angle back left (ABLA)
(1) Top angle back right (ABRA)
(2) Top angle side left & right (AS1S)
B. Walls & Columns
All panels are clearly
marked and care should
be taken to use
the correct one.
Note
Note - Use screws with plastic washers
on top of prepainted surface only.
ECA BBF
ECA
(367mm)

5
Fig.1 Fig.2
PW
BBF BS2A
S1
2. Place the wall panel corner left &right (WCFS)
on the base bar (BS2S). Line up the holes with base
bar and use (S1) screws with washers to Secure.
Make sure the overlapping
position is as shown in fig.1.
Note
WFR
ECA
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
1. Place the wall panel (WFR) on the base bar
(BBF) front right side of the shed. Line up the holes
with base bar. Secure with (S1) screws with washers
from outside.
S1
WFR
BBF
Fig.1
PW
WFR
1
2
3. Use (S3) bolt and nut with washers to join together
the wall panels.
PW
Fig.1
S3
1
1
WCFS
WCFS
WCFS
WFR
WFR

6
SRA
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
5. Insert two pieces of (TS) Top slider into the sliding
channel. See blowup.
Make sure the position of the
projection on (TS) towards
inside.
Note
TS SRA
TS
Front
Fig.1
6. Place the wall panel (WFL) on the base bar (BBF)
front left side of the shed. Line up the holes with
base bar. Secure with (S1) screws with washers
from outside.
S1
WFL
BBF Front
Fig.1
PW
4. Place the sliding channel right (SRA) on top of
the wall panel (WFR) from inside. See the position
in fig.1. Line up the holes with wall panel. Use (S1)
screws with washers to fix. See fig. 2 .
Fig.1 Fig.2
SRA
S1
PW
WCF
1&2
WFR
WFR
SRA
1
1
WCFS
WCFS
WFL

7
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
SLA
S1
7. Place the wall panel corner left & right (WCFS)
on the base bar (BS2S). Line up the holes with base
bar and use (S1) screws with washers to secure.
Make sure the overlapping
position is as shown in fig.1
Note
Fig.2
BS2S BBF
Fig.1
WFL PW
8. Use (S3) bolt and nut with washer to join together
the wall panels.
S3
Fig.1
PW
Fig.2
S1
PW
Fig.1
SLA
1
1
1
1&2
9. Place the sliding channel left (SLA) on top of the
wall panel (WFL) from inside. See the position in
fig1. Line up the holes with wall panel use (S1)
screws with washers to fix. See fig. 2
WCFS
WCFS
WCFS
WCFS
WFL
WFL
WFL

8
10. Insert two pieces of (TS) Top slider into the
sliding channel. See blowup.
Make sure the position of
the projection on top
slider towards inside.
Note
SLA
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
TS
TS
SLA
Front
Fig.1
1
11. Place the sliding channel support (SSA) in
between the sliding Channels (SLA)& (SRA). Align
the holes with sliding channel and secure with (S1)
screws. See fig. 1 & 2.
S1
Fig.1 Fig.2
SLA
SSA
SRA
SLA
SRA
SSA
1 & 2
SLA
SRA
SSA
12. Place the wall panel (WS) on the base bar (BLA).
Line up the holes with base bar. Secure with (S1)
screws with washers . See fig. 2.
Use (S3) bolt and nut with washers to join together
in the middle of the wall panel. See fig. 3.
Make sure the overlapping
position is as shown in fig.1.
Note
Fig.1 Fig.2
S1
BLA
1
2
3
Fig.3
WS
S3
PW
PW
WCFS
WS

9
13.Place the top angle back left (ABLA) on top
of the wall panel (WS) from inside. See the position
in fig.1. Line up the holes with wall panel. Use (S1)
screws with washers to fix. See fig. 2.
Fig.1 Fig.2
S1
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
14. Place the top angle side (AS1S) on top of the
wall panel (WCFS). Line up the holes and secure
with (S1) screws with washers. See fig.1 & 2.
Top angle (AS1S) must
sit on top angle (ABLA).
Note
Fig.2
ABLA AS1S
ABLA
WS
ABLA
ABLA AS1S
Fig.1
AS1S
SLA
Fig.3
PW
1 & 2
WCFS
WCFS WCFS
WCFS
WS
ABLA
WS
AS1S
3
3
1 & 2
ABLA

10
15. Place the wall panel (WS) on the base bar (BRA).
Line up the holes with the base bar and use (S1) screws
with washers to secure. See fig. 2.
Use (S3) nut and bolt with washer to join together
the middle of the wall panel. See fig. 3
16. Place the top angle back right (ABRA) on top
of the wall panel from inside. See the position in
fig.1. Line up the holes with wall panel use (S1)
screws with washers to secure. See fig 2.
17.Join the top angle back left and right (ABLA)
& (ABRA) together with (S1) screws from inside.
See blowup.
Fig.2
WS
S1
Make sure the overlapping
position. See fig.1.
Note
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
Make sure the overlapping
of the panels. See fig. 1
Note
WS
S1
S3
Fig.2
Fig.1
Fig.3
ABRA
WS
ABRA
Fig.1
S1
ABRA
ABLA
S1
Fig.1
PW
PW
PW
BRA
3
1
2
1 & 2
WS
ABRA
ABRA
1ABLA
WCFS
WCFS WCFS
WS

11
18. Place the top angle side (AS1S) on top of the wall
panel (WCFS) from inside. Line up the holes with wall
panel and secure with (S1) screws with washers.
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
Top angle (AS1S) must slide
in between the sliding
channel (SRA) and the
wall panel (WCFS).
Note
Fig.1
AS1S ABRA
WS
Fig.2
ABRA
AS1S
WS
Fig.1 Fig.2
AS1S
SRA
Fig.1
WS
S1 S3
19.Continue to place the wall panel (WS) on top
of base bar and overlap the wall panel (WS) and
secure with (S1) screws with washers. See fig. 1.
Use (S3) bolt and nut with washer to join together
the middle of the wall panel. See fig. 2.
PW PW
20. Continue to place the wall panel (WS) and secure
with (S1) screws with washers. See fig. 1.
Use (S3) bolt and nut with washer to join together
the middle of the wall panel. See fig. 2.
WS
S1 S3
Fig.1 Fig.2
PW PW
1
2 & 3
1
2
WS
1
2WS
WS
WCFS
WCFS
WCFS
AS1S
WCFS

12
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
22.Place the left door column (DCL) on top of the
base bar (BBF) and insert into the wall panel.
See blowup.
21. Follow the same way as item No. 20.
Make sure the overlapping
position is as shown
in fig.1 & 2.
Note
DCL
BBF ECA
DCL
Fig.1 Fig.2
23. Secure the door column with (S1) screws. Repeat
the same for the right column (DCR).
S1
DCL
Fig.1
S1
S3
Fig.3
WS
S1
Fig.1 Fig.2
WS
PW PW
PW
WS
2
1
3
3
DCL
2
1
1
DCR

13
24. Place the sliding channel cover (SCA) on top of
the sliding support (SRA) and secure with (S1) screws.
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
25.Place the sliding channel cover (SCA) on top
of the sliding support (SLA) and secure with (S1)
screws.
SCA
SLA
SCA
Fig.1
SCA SRA
Fig.1
1
SCA SRA
1
SCA

14
C. Roof
Parts Needed:
(2) Gable panel left (GPLA)
(2) Gable panel right (GPRA)
(2) Roof support bracket front left / back right (SB1A)
(2) Roof support bracket front right / back left (SB2A)
(4) Roof support Left & Right (RSS)
(2) Roof panel Left & Right (RPS)
(2) Roof flashing front right / back left (RF1A)
(2) Roof flashing front left / back right (RF2A)
(4) Roof flashing Side (RFSS)
(2) Roof flashing center (RFCA)
(2) Flashing end cap (FC)
(4) Ventilation cover (VC)
(4) Top corners (TC)
(0.75 mtr.) Weather stripping Tape (WST)
(66) Sheet metal screw (S1)
(4) Sheet metal screw (S2)
(50 ) Machine screw with nut (S3)
(58) Plastic washer (PW)
1.Place the Gable panel (GPRA) on top of the sliding
channel (SRA). See fig.1. Push the Gable panel inside
the top angle side (AS1S). See fig.2. Align the holes
with sliding channel and secure with (S1) screws from
inside.
2. Place the Gable Panel (GPLA) on top of the sliding
channel (SLA). Insert the Gable panel inside the Top
angle side (AS1S). Align the holes with sliding channel
and secure with (S1) screws from inside.
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
Fig.3
GPRA
SRA
AS1S
GPRA
GPRA
SRA
AS1S
AS1S
S1
Fig.2
Fig.1
All parts are clearly marked
and care should be taken to
use the correct one.
Note
Note - Use screws with plastic washers
on top of prepainted surface only.
GPRA
SRA
1,2&3
GPLA
SLA
AS1S

15
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
4.Place the Gable panel (GPRA) &(GPLA) on top
of the Top angle (ABLA) & (ABRA). See fig. 1. Insert
the Gable Panel into the Top angle side (AS1S).
Align the holes with Top angle and secure with (S1)
screws.
S1
Fig.1 Fig.2
GPLA
ABRA
AS1S
GPLA
ABRA
AS1S
Fig.3
GPLA
AS1S
3. Assemble the Gable panel (GPLA) & (GPRA)
together with gable panel support (GPS) with (S3)
bolt and nut. See fig1&2 . Fix.the (GPS) to the sliding
channel (SLA) & (SRA) with (S1)screws.See fig 3. GPLA
GPRA 1,2& 3
GPRA
GPLA GPRA
GPLA
GPS
GPS
S3 GPS GPS
5. Assemble the Gable panel (GPLA) & (GPRA)
together with (S3) bolt and nut. See fig.
GPLA
S3
GPRA GPLA
GPRA
1
GPRA
GPLA
1,2&3
S1
S1
GPS GPS
Fig.3
SLA
SRA
Fig.1 Fig.2

6. Fix roof support brackets (SB1A) & (SB2A) on both
ends of Roof Structure (RSS) with (S3) bolt & nut.
See fig.Make two sets.
7. Assemble two roof structure(RSS) together with
(S3) bolt and nut. See blowup.
8.Fix the roof structure one end with roof support
bracket to the gable panel using (S3) bolt and nut.
See fig. Fix the other end also with the roof support
bracket.
Note Make sure the taper side
on roof structure must
be up side.
16
IMPORTANT: USE HAND GLOVES TO PREVENT INJURY.
RSS
SB1A
GPRA
S3
Fig.1
GPRA
RSS SB1A
PW
PW
S3
RSS
SB2A
GPLA
Fig.2
GPLA
RSS
S3
SB2A
S3
PW
PW
Taper side
RSS
2
1
RSS
S3
RSS
RSS
S3
S3
S3
S3
SB2A
SB1A
RSS