Hon&Guan 4-Inch Roof Vent with Damper | Galvanized Steel Exhaust for Homes

Overview

Meet the Hon&Guan 4-inch roof vent, a sturdy solution designed to vent indoor air efficiently while keeping outdoor elements in check. Built from heavy-gauge galvanized steel, it resists corrosion and stands up to outdoor conditions. A pipe extension sits under the flange to connect with flex ducting, and four pre-drilled holes in the panel help secure the vent to 4" roof jacks or ventilation openings. A backdraft damper works to regulate airflow, reducing unwanted drafts when the system is off. The black finish offers a clean, modern look that blends with many roof profiles.

Why this vent stands out

• Excellent airflow up to 75%, supporting effective ventilation compared with some market options.
• Durable heavy-gauge galvanized steel with strong corrosion resistance for long-term use.
• Backdraft damper helps control airflow and minimize drafts when not in use.
• Removable design for easier cleaning and maintenance access.
• Multi-functional: suitable for roofs, walls, attics, and various spaces like kitchens and baths; compatible with 4" ducts and exhaust fans.
• Easy installation features: a pipe extension under the flange and four mounting holes for secure attachment.

Installation and Use

Designed for straightforward integration, this vent ships ready for a quick setup. The under-flange pipe extension simplifies connecting to flex ducting, while the four mounting holes provide solid anchoring on four-inch roof jacks or compatible fittings. A thoughtfully designed, patent-pending aesthetic ensures a professional, tidy finish on modern homes.

What’s in the Box

• Vent body with damper
• Four screws for mounting the panel and air vent body
• Additional screw: one spare screw included for peace of mind

Practical Scenarios

Use this vent to enhance bathroom and kitchen exhaust setups, improve attic air exchange, or support general house ventilation. Its durable construction and secure mounting design make it suitable for a range of roof and wall installations, helping you tailor airflow to your space without compromising appearance.