Model Specifications-All Dryerboxes
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Complete model dimensions, pictures and illustrations
Model Number
Wall Size
Exhaust Direction
480 2x6
Up and Down NEW
425 2x6
Upward*
350 2x4
Upward
4D 2x6
Downward
3D 2x4
Downward
* For stackable or
pedestal dryers with downward exhaust direction install
this model upside-down
Common Features / Specifications
Models 425, 4D, 350 and 3D are UL Classified
Deep drawn manufacturing process made
in the USA
Extension rim protrudes from nailing flange
7/8"
Total of eight 1/4" mounting holes
(4 on each side)
Sides are tapered to allow for nesting
of multiple boxes
Surface is clean of oil residue and
easy to paint
Instruction sheet attached to rear panel
All models incorporate a Gas Port knock-out
Model 480
22 gauge aluminized steel weighing 7
pounds each
Top port measures 4 5/16" with very
slight oval shape
Distance from nailing flange to rear of
box is 4 1/4"
Overall measurements: 23 1/2" h x 17 3/8"
w x 5 1/8" deep
Inside measures 14" wide x 20 1/2"
tall
Five units per carton, 24 cartons
per pallet, ships as a class 70
22 gauge aluminized steel weighing 4.14
pounds each
Top port measures 4 1/8" with very
slight oval shape
Distance from nailing flange to rear of
box is 4 1/4"
Overall measurements: 21" h x 12 1/2"
w x 5 1/8" deep
Inside measures 9 1/2" wide x 18 1/4"
tall
Five units per carton, 36 cartons
per pallet, ships as a class 70
22 gauge aluminized steel weighing 4.03
pounds each
Top port measures 4 7/8" x 3 1/8"
oval shape
Distance from nailing flange to rear of
box is 3 1/2"
Overall measurements: 21" h x 12 1/2"
w x 4 3/8" deep
Inside measures 9 1/2" wide x 18 1/4"
tall
Six units per carton, 36 cartons per pallet,
ships as a class 70
22 gauge aluminized steel weighing 4.31
pounds each
Lower port measures 4 1/8" with very
slight oval shape
Distance from nailing flange to rear of
box is 4 1/4"
Overall measurements: 19" h x 16 3/4"
w x 5 1/8" deep
Inside measures 14" wide x 16"
tall
Five units per carton, 36 cartons per pallet,
ships as a class 70
22 gauge aluminized steel weighing 4.12
pounds each
Lower port measures 4 1/8" with very
slight oval shape
Distance from nailing flange to rear of
box is 3 1/2"
Overall measurements: 19" h x 16 3/4"
w x 4 3/8" deep
Inside measures 14" wide x 16"
tall
Six units per carton, 36 cartons per pallet,
ships as a class 70
Retro-Fit
Model 400
22 gauge aluminized steel, click
here
Powder coated (similar to finish on dryer
appliance)
Top port measures 4 7/8" x 3 1/8"
oval shape
Distance from mounting flange to rear of
box is 4"
Overall measurements: 21" h x 11 1/2"
w x 4" deep
Inside measures 9 1/2" wide x 18 1/4"
tall
Two mounting 3/16"
holes on bottom flange
here
Retro-Fit
Model 500
22 gauge aluminized steel, click
here
Powder coated (similar to finish on dryer
appliance)
Top port measures 4 1/8" with very slight oval shape
Distance from mounting flange to rear of
box is 5 1/8"
Overall measurements: 21" h x 11 1/2"
w x 5 1/8" deep
Inside measures 9 1/2" wide x 18 1/4"
tall
Two mounting 3/16"
holes on bottom flange
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