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Technical Data


2285/86 – 4285

Raised Panel/Flush Sandwich Door

Additional Downloads:
  • Section joints are roll-formed into a tongue-and-groove design which produces a superior weather seal
  • Long-lasting durable rollers assure consistent, efficient operation
  • Heavy-duty 14-gauge hinges with “wide body” pattern for greater stability and longer life
  • Extension or torsion springs are individually computer-calibrated to lift your door
  • Extra-heavy paint system includes .25 mil. primer with rust inhibitor and a .75 mil. coating of baked-on polyester paint in your choice of white, almond, sandstone, brown, bronze, gray, or evergreen
  • Concealed steel plates run continuously from top to bottom of each section for fastening hardware
  • White, powder-coated hardware is available as an option
  • White painted end stiles
  • Bottom weather seal utilizes an aluminum retainer and extruded virgin vinyl
  • Optional automatic latching lock system opens easily from inside or outside
  • Double sided steel doors are 2″ thick
  • Models 2285/4285 DASMA TDS-163 calculated R-value* – 8.28
  • Model 2286 DASMA TDS-163 calculated R-value* – 8.57


Chosen for its weather resistant feature, this tongue and groove design was engineered to ensure a secure fit while strengthening the structural integrity of the door.

2285/4285R-value* – 8.28
2286R-value* – 8.57

*Calculate door section R-value is in accordance with DASMA TDS-163.