Series 40 Corridor Dampers Class I

Series 40 Corridor Dampers Class I

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UL Classified UL 555 and 555S – 1 Hour Rating, for use where air ducts penetrate or terminate at openings in the ceilings of interior corridors

Specifications:

Leakage Classes

Class 1 – Ultra-Low

Material

Galvanized Steel

Temperature Ratings

250° Rated – Standard
350° Rated – Optional

Thermal Disk Ratings

165° – Standard
212° – Optional

Orientation

Available for Horizontal Installations Only

22Ga Optional Sleeves

17” Sleeve – Standard
20” or 24” Lengths – Optional

Sizes

Available in Single-Section Sizes up to 24” x 24”

Blades

16Ga Galvanized 3 “V” Formed for Rigidity
Opposed Operation
Double Yoke Kneelock for Increased Stability

Airflow Pressure Ratings

Vertical and Horizontal = 2,000 FPM at 4” W.G. Maximum

Options

Transitions: Rectangle, Round, Oval, or Special
Actuator Type: Electrical
Actuator Location: External or Internal

These products are custom made and, according to our policy, can not be returned or refunded. Please connect with our team if you need to double check any sizes