Broan-Nutone 644 Roof Cap 3-1/4 x 10

Product Description

The BROAN-NUTONE 644 Roof Cap is designed to optimize air and sound performance for ventilation systems. It fits 3-1/4" x 10" or up to 8" round ducts, offering flexible installation. Constructed from 24 gauge CRCQ steel with a .025 natural Aluminum finish, it ensures durability. This roof cap includes a built-in backdraft damper and bird screen, providing reliable protection for range hoods, LoSone fans, and bath ventilation fans.

• Footprint is 18-3/4" long x 14-1/4" wide for a well-balanced fit
• Designed to fit with 3-1/4" x 10" or up to 8" round duct for flexible installation
• A built-in, backdraft damper and bird screen provide a dependable roof cap

Product Highlights

Durable 24 gauge CRCQ steel construction with natural aluminum finish, featuring a backdraft damper and bird screen for ventilation systems.

Product Information

Standard Information

• Brand: BROAN-NUTONE
• Manufacturer Part Number: 644

Technical Specifications

• Brand: Broan
• MPN: 644
• Product Type: VENT_HOOD
• Color: Silver
• Size: 3-1/4" x 10"
• Footprint: 18-3/4" long x 14-1/4" wide
• Duct Compatibility: 3-1/4" x 10" or up to 8" round duct
• Material: 24 gauge CRCQ steel construction in a .025 natural Aluminum finish