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CANARM Manual Damper: For 20 in Fan, For 20 in Nominal Duct Dia, 4, 20 in H, 20 in W - Wall-Mount Backdraft Dampers
CANARMWall-Mount Backdraft Dampers

CANARM Manual Damper: For 20 in Fan, For 20 in Nominal Duct Dia, 4, 20 in H, 20 in W

The CANARM Manual Damper (SKU 844HZ2, MPN SR3220X20) is a wall-mount backdraft damper designed for a 20-inch fan and 20-inch nominal duct diameter. It features flat blades with horizontal airflow direction, measures…

SKU 3G-OTH-75356

Brand
CANARM
Item
Manual Damper: For 20 in Fan, For 20 in Nominal Duct Dia, 4, 20 in H, 20 in W
Category
Wall-Mount Backdraft Dampers
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Technical Specifications

CANARM
Manufacturer Part Number
SR3220X20
Type
For 20 in Nominal Duct Dia, 4, 20 in W, Aluminum
D
2 1/4 in
H
20 in
Blade Type
Flat Blade
Airflow Direction
Horizontal
View Full Spec Sheet

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CANARM Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CANARM Manual Damper (SKU 844HZ2, MPN SR3220X20) is a wall-mount backdraft damper designed for a 20-inch fan and 20-inch nominal duct diameter. It features flat blades with horizontal airflow direction, measures 20 inches in height, 20 inches in width, and 2 1/4 inches in depth, and is constructed from aluminum.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Used in

Common applications for CANARM
Warehouse ventilation — CANARM direct-drive panel exhaust fans (e.g., P24-1RS9M115) for removing heat and fumes
Manufacturing plant air circulation — CANARM belt-drive blowers (e.g., BI2731000M) for high-volume air movement
Commercial kitchen exhaust — CANARM downblast exhausters (e.g., ALX165-DD033EC) for roof-mounted ventilation
Industrial floor cooling — CANARM mobile circulating fans (e.g., HVR36) for spot cooling in workshops
Office or retail space ventilation — CANARM wall-mount oscillating fans (e.g., CA30OSC-C) for general air circulation
Equipment cooling — CANARM ceiling-mount fans (e.g., HAF18-ZO) for targeted airflow over machinery

CANARM Products

3G Electric supplies CANARM wall-mount backdraft dampers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Manual Damper: For 12 in Fan, For 12 in Nominal Duct Dia, Double Panel, 12 in H, 12 in W, 2 1/4 in D (MPN SR3212X12). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: CANARM.
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Manual Damper: For 36 in Fan, For 36 in Nominal Duct Dia, 8, 36 in H, 36 in W, 2 1/4 in D, Aluminum (MPN SR3236X36). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: CANARM.
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Manual Damper: For 30 in Fan, For 30 in Nominal Duct Dia, 6, 30 in H, 30 in W, 2 1/4 in D, Aluminum (MPN SR3230X30). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: CANARM.
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Manual Damper: For 16 in Fan, For 16 in Nominal Duct Dia, 3, 16 in H, 16 in W, 2 1/4 in D, Aluminum (MPN SR3216X16). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: CANARM.
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