Model: | FT1 |
Filter: | FT1H250,FT1H350,FT1V250,FT1V350 |
Depth: | 5½" |
Orientation: | Vertical or Horizontal |
Frame Material: | 16 ga. Galvanized Steel |
Frame Type: | Hat Channel; Flat Head and Sill for Sizes thru 13" High |
Sleeve: | 20 ga. Galvanized Steel by 18" Long Sizes Greater than 84" Require 18 ga. |
Blade Material: | 16 ga.Galvanized Steel Single Thickness |
Blade Action: | Parallel |
Blade Seals: | Silicone |
Jamb Seals: | Stainless Steel |
Bearings: | Oil Impregnated Bronze |
Axles: | Plated Solid Steel Stub |
Linkage: | Plated Steel Angle and Crank Plates with Staineless Steel Pivots In-Jamb or On-Blade |
Stops: | 18 ga. Galvanized at Head and Sill |
Actuator: | Electric 120V, 24V or 230V with Heat Response Device (EHRD) Pneumatic with Heat Response Device (PHRD) Factory installed for Power-Open/Spring-Close (Fail Close) Operation External Left Hand Mount Standard Rigth Hand and/or Internal Mount Options |
Finish: | Mill |
Max Differential Pressure: | 4 in. w.g. |
Max Velocity: | 2000fpm or 3000fpm |
Leakage Rating: | 4 cfm per ft2 Max at 1 in. w.g. 8 cfm per ft2 Max at 4 in. w.g. |