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Residential
Residential center
Our Collection
Planks
Sterling
Skyline flush
Shoreline
Overlay carriage house
Raised panel
Stamped carriage house
Stamped shaker
Full-view aluminium
Recessed panel
Browse collection
Browse Colors
Black
White
Gray
Sandstone
Woodtones
Quick Links
Customer showcase
DoorVisions
Free color samples
Commercial
Commercial center
Our Collection
Commercial doors
Insulated sandwich
Ribbed steel
Full-view aluminium
Rolling doors
Rolling service
Counter shutters
Rolling fire
Fire Shutters
High-performance doors
MaxSpeed
MaxDock
MaxPro
MaxClean
MaxSeal
Door operators
LiftMaster J
LiftMaster H
LiftMaster GH
LiftMaster T
LiftMaster FDO-A/FDO-B
Commercial doors
Browse collection
Resources
Commercial buyer's guide
Rolling steel buyer's guide
Quick Links
Case studies
Dealers
Dealer center
Tools
Residential model search
Commercial model search
Wind load configurator
Resources
Warranty
Guides
Quick Links
Become a dealer
Shopping tools
Tools
Residential model search
Commercial model search
Warranty
Color match formulas
Wind load configurator
Guides
Residential buyer's guide
Commercial buyer's guide
Resources
Blog
Quick Links
DoorVisions
Free color samples
About C.H.I.
Request a quote
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Insulated sandwich
3281
Family brochure
Insulated sandwich
3281
Appearance
Flush
Gauge
24 gauge
Insulation type
Polystyrene
Thickness
2"
Max size
28’2” x 20’0”
U-Factor
0.29
R-value
10.29
Powder coating
188 Colors
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More information
Color options
Solid steel
White
Powder coat
188 Colors
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3-Part spec
3-Part spec
Spec data sheet
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