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BROAN 634M Roof Cap, Round 6 in Duct, Steel, Black Finish, Black Epoxy - Roof Caps
BROANRoof Caps

BROAN 634M Roof Cap, Round 6 in Duct, Steel, Black Finish, Black Epoxy

The BROAN 634M Roof Cap is a round, 6-inch duct roof cap made of steel with a black finish and black epoxy coating. It includes a screen and a backdraft damper. This product is designed for use as a roof cap in…

SKU 3G-OTH-78604

Also listed as: 634 M · 634-M

Brand
BROAN
Item
634M Roof Cap, Round 6 in Duct, Steel, Black Finish, Black Epoxy
Part Number
634M
Category
Roof Caps
Available to Order
Also known as:634MBROAN
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

BROAN
Manufacturer Part Number
634M
Color
Black
Product Type
Roof Cap
Screen Included
Yes
Type of Cap/Hood
Roof Cap
Material of Cap/Hood
Steel
Backdraft Damper Included
Yes

Technical Documents

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

Product Description

The BROAN 634M Roof Cap is a round, 6-inch duct roof cap made of steel with a black finish and black epoxy coating. It includes a screen and a backdraft damper. This product is designed for use as a roof cap in ventilation systems.

Frequently Asked Questions

What is the BROAN 634M roof cap used for?

The BROAN 634M roof cap terminates a 6-inch round duct on a roof, protecting the ventilation system from weather and pests. Its steel construction, black epoxy finish, integrated screen, and backdraft damper ensure reliable exhaust airflow in residential or light-commercial kitchen and bath fan installations.

What are the specifications of the BROAN 634M roof cap?

The BROAN 634M is a round roof cap for 6-inch ducts, made of steel with a black finish and black epoxy coating. It includes a screen and a backdraft damper. The manufacturer part number is 634M. This product is designed for roof-mounted ventilation termination.

Where to buy the BROAN 634M roof cap worldwide?

3G Electric supplies the BROAN 634M roof cap to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this roof cap for your ventilation project.

How to install the BROAN 634M roof cap?

Install the BROAN 634M roof cap by cutting a 6-inch hole in the roof, securing the cap over the duct opening, and sealing the flashing against weather. Ensure the backdraft damper swings freely and the screen is clean. Follow local building codes and the manufacturer's instructions for proper ventilation performance.

Used in

Common applications for BROAN
Residential construction — Broan ERV/HRV models (e.g., B160E65RS, B150E75NS) for whole-house ventilation to meet building codes.
Cold-climate housing — Broan HRV with recirculation defrost (e.g., B160E65RT) to prevent core freezing during winter.
Humid climates — Broan ERV with moisture transfer (e.g., B150E75NT) to manage indoor humidity while ventilating.
Small commercial spaces — Broan surface-mount ceiling heater (MPN 157) for spot heating in vestibules or offices.
Retrofit projects — Broan ERV/HRV side-port or top-port configurations to match existing ductwork and installation constraints.
Light industrial control rooms — Broan ERV/HRV units for fresh-air supply where 120V AC, 60 Hz power is available.
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BROAN Products

3G Electric supplies BROAN roof caps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Steel roof cap for terminating 3 in or 4 in round duct through a roof. Black powder-coat finish, 25 ga construction. Includes screen and backdraft damper to block debris and prevent reverse airflow
BROAN
Steel roof cap for terminating 3 in or 4 in round duct through a roof. Black powder-coat finish, 25 ga construction. Includes screen and backdraft damper to block debris and prevent reverse airflow

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