Uni Boot - Rear Entry Boot

The Uni Boot is a precision-engineered rectangular-to-round transition fitting for residential and commercial HVAC duct systems. Designed to connect flat rectangular ductwork directly to round spigots, it ensures smooth, low-turbulence airflow — making it the preferred choice for architects, builders, and HVAC installers specifying ceiling diffusers, grilles, and supply air outlets.

Built for both new construction and retrofit projects, the Uni Boot is available in an extensive range of face sizes and spigot diameters to match standard duct configurations with no compromise on performance.

Features

• Rectangular-to-round transition for clean, efficient duct connections
• Smooth internal profile minimises turbulence and airflow noise
• Compatible with 8", 10", and 12" round spigot sizes
• Suits supply air ceiling diffusers, grilles, and linear slot outlets
• Suitable for residential, commercial, and light industrial HVAC applications
• Available in duct face sizes from 350×150 up to 1200×100
• 5mm internal Rubber insulation applied
• Make-to-order sizes available — allow 3–5 working days

Specifications

• Material: Galvanised steel
• Finish: Mill finish (paintable)