• Size – Sheet metal duct board take off start collar is 4" and it is compatible with duct 4".
• Premium Quality – Our products are made of high-quality galvanized sheet metal with crimped ends (snap-lock design) for easy fitting and secure connection. Made in the USA.
• Applications – The snap collar duct board fitting is used as a main duct or plenum; a starting collar is installed for attaching a straight or split fitting for the ducts.
• Design – The duct board snap collar is used to start runs of flexible or rigid HVAC ducting. Installing a collar is the first step when installing the system of ducts.

Introducing our Snap Collar Duct Board Fitting, made from high-quality galvanized sheet metal for exceptional durability and a secure fit. With a 4-inch size, this fitting is perfectly compatible with 4-inch ducts, ensuring a seamless connection for your HVAC system.

Designed with a practical snap-lock feature, this collar is ideal for starting runs of flexible or rigid HVAC ducting. It serves as a main duct or plenum, allowing easy attachment of straight or split fittings for your ductwork needs.

Elevate your HVAC system with our USA-made Snap Collar Duct Board Fitting, designed for easy installation and a reliable connection. Trust in HVAC Premium for top-quality HVAC solutions.

HVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.

We carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!