Two years

Face of wall or between-jamb

Push-up standard (awning crank should be considered when doors are to be operated over a deep counter of over 7′ high). Chain hoist or motor operation are optional.

Interlocking type 15 flat slats are extruded from 6063 alloy aluminum. Bottom of curtain is reinforced by an extruded aluminum tubular footpiece.

Extruded aluminum guides are bolted to aluminum wall angles. Guides are fitted with nylon pile wear strips.

Steel plate brackets are bolted to guides to support curtain and barrel and provide mounting for hood.

Steel pipe houses torsion spring assembly and supports curtain with a maximum deflection of .03 inch per foot of width. Torsion springs are mounted on a continuous cold rolled steel shaft, adjustable by a tension wheel outside one bracket.

Square hood formed from aluminum sheet, reinforced with top and bottom flanges to limit deflection.

Slide Bolt locks standard for push-up operation, optional otherwise.

Aluminum slats, footpiece, guides and hood are clear anodized. Steel brackets receive one coat or rust inhibiting gray primer. (Dark bronze and other color anodized finishes are optional.)