The Universal Weld‑On Air Damper Box, Triple Five Inch gives builders a reliable way to control airflow in custom smokers and pit builds. Because this Universal damper box uses three adjustable vents, it allows precise fire management and smooth oxygen control. As a result, fabricators can fine‑tune burn quality, temperature stability, and overall performance in any smoker project.

You’ll notice how flexible the Universal triple‑vent layout feels during use. Each vent opens independently, allowing multiple combinations for airflow control. Since the box is made from laser‑cut 1/8″ steel, it delivers long‑term durability and a clean, professional appearance. The weld‑on design creates a permanent, stable mounting point, which is ideal for offset smokers, reverse‑flow pits, grills, and fabrication projects that demand dependable airflow hardware.

The Universal damper box is built for consistent performance. The steel body resists heat cycles, outdoor conditions, and heavy use. Because the vents move smoothly, you can adjust airflow quickly whether you’re running low‑and‑slow cooks or hotter burns. The box is available in both regular and swirl patterns, giving builders a choice between a clean industrial look or a more decorative style.

Installation stays straightforward. Fabricators can weld the box directly to the smoker body, attach the hardware, and get a tight, secure fit. The 5″ × 15″ × 1″ layout provides a balanced footprint that works well on fireboxes, cook chambers, and custom intake designs. Since the Universal damper box is built from 1/8″ material, it maintains strength without adding unnecessary weight.

If you want airflow hardware that blends durability, flexibility, and a clean weld‑on design, this Universal Triple Damper Box delivers exactly that. It’s rugged, adjustable, and built to support serious pit builds.

Universal Triple‑Vent Airflow Control

This Universal damper box uses three independent vents for precise oxygen management and smooth fire control.

Steel Construction

Laser‑cut 1/8″ steel
Clean edges and professional fit
Strong and heat‑resistant
Built for long‑term use

Design Options

Regular pattern
Swirl pattern
Both styles offer smooth vent movement
Works with custom fabrication projects

Installation & Use

Weld‑on mounting
Stable and permanent fit
Ideal for smokers, pits, grills, and custom builds
Supports multiple airflow combinations

Specifications

Dimensions: 5″ × 15″ × 1″
Material: 1/8″ thick steel
Installation: Weld‑on
Vent Type: Triple adjustable air vents
Application: BBQ smokers, pits, grills, fabrication projects

1/8 inch steel damper

Universal Weld-On Air damper Box, Tripple Five Inch

Built in Wisconsin for serious outdoor cooking.