Standard Construction
Frame: 5" x 1" (127 x 25) galvanized steel hat channel with inerlocking corner gusset. Equivalent to 13 ga. (2.4) channel frame. Low profile head and sill are used on sizes less than 13" (330) high.
Blades: 6" x 14 ga. (152 x 2) equivalent galvanized steel - airfoil.
Sleeve: 20 ga. (1.0) galvanized steel with 1" (25) flange and factory installed thermal insulation on four sides.
Axles: 1/2" (13) diameter plated steel hex.
Linkage: Concealed in frame.
Bearings: Stainless steel oilite, sleeve-type.
Seals: Silicone blade edge seals inegrally rolled and mechanically fastened to blades. Flexible metal jamb seals.
Actuator: 120 VAC, power-open, spring-close, external mount.
Fire Closure Device:
HS-10 (electric actuators)
PFV (pneumatic actuators)
Fire Closure Temperature: 165oF (75oC)
Minimum Size: 16" x 8" (406 x 203)
Maximum Size: 40" x 36" (1016 x 914)
Ratings
UL 555 Fire Resistance Rating: 1-1/2 hour (vertical and horizontal)
UL 555S Leakage Class: 1
Maximum Temperature: 350oF (177oC)