1.01 DESCRIPTION
A. Type: Economy Commercial Sheet Doors to be
manufactured by Asta Door Corporation.
B. Operation: 4:1 Reduction Gear Chain Hoist.
C. Mounting: to be interior face mounted on a prepared
opening.
1.02 RELATED WORK
A. Opening preparation, access panels, finish or field painting
are in the scope of the work of other sections or trades.
Standard Features Include
- The 26-gauge corrugated door curtain is manufactured from full hard galvanized grade 80 steel and coated with Super Durable polyester paint that is backed by a 40 year film integrity and 25 year no-fade limited paint warranty.
- Dead Axle and Torque Tube Assembly that offers durability and smoother operations as weight is distributed throughout the tube.
- All drums are fitted with a grease filled, shielded radial ball bearing for a smoother operation and reduced friction and wear.
- Every Model 201/201HD is fitted with Nylon & Elastic side stripping to prevent metal to metal contact within the door guide and ensure a quiet and easy operation.
Standard Features Include
- Windload certified and tested to approved standards as specified in the Florida and Texas Building Codes.
- The 26-gauge corrugated door curtain is manufactured from full hard galvanized grade 80 steel and coated with Super Durable polyester paint that is backed by a 40 year film integrity and 25 year no-fade limited paint warranty.
- Dead Axle and Torque Tube Assembly that offers durability and smoother operations as weight is distributed throughout the tube.
- All drums are fitted with grease filled, shielded radial ball bearing for smoother operation, reduced friction and wear.
Standard Features Include
- Door Springs coated with grease during production and enclosed in a helical spiral tube to protect them from the elements.
- Dead Axle and Torque Tube Assembly that offers durability and smoother operations as weight is distributed throughout the tube.
- Door Stops that prevent the curtain from over traveling the guide.
- Ratchet tensioning device with winding bar that allows you to simultaneously tension all springs at once. No pins required to hold the tension on the spring.
- Patented mini latch feature made from heavy gauge yellow zinc coated steel or optional stainless steel.
