26 Gauge Galvanized Steel Supply Air Duct Plenum – 20x16x35.5 Inch Rectangle For HVAC Systems
About this item
Need a sturdy plenum for your HVAC setup?
This 20x16x35.5-inch supply air duct plenum is made from 26-gauge galvanized steel, so it’s tough, rust-resistant, and ready for action.
It’s brand new, never used, and still in its original packaging—just like you’d grab from a supply house.
Works like a charm with all sorts of systems: central air conditioners, furnaces, heat pumps, even dual fuel or ducted evaporative coolers.
Whether you’re doing an updraft or downdraft installation, this rectangle plenum has got you covered.
The Tinman brand keeps it simple and reliable.
It’s a solid choice for both residential and light commercial jobs.
No UPC, no fuss—just good old-fashioned sheet metal that does its job.
Perfect for connecting your ductwork to the main unit, ensuring smooth airflow throughout the house.
If you’re swapping out an old plenum or building a new system, this one’s a no-brainer.
Durable, affordable, and easy to work with!- Free shipping
- Free 30-day returns
How do you want your item?
Free 30-day returns
