Call our sales team: 281.630.0224 My MZ About us Products Customer care News & Deals Contact the team Log in Home / Products / Knockdown Plenums 3.5 VIEW ALL PRODUCTS Knockdown Plenums Description Metal Zinc’s return and supply knockdown plenums are specially built to job requirements, equipment specifications or customer needs. Features Quantity and size based on plenum quotes developed Multiple in/out sizes and lengths available “Tested Tight” construction Two-piece, three-piece (with cap) or five piece construction Individually belly banded and sold in pallets of 20 or 40 Insulated to R4, R6 and R8 specifications or un-insulated Standard Construction 26-gauge galvanized steel ASTM A653 ½”, 1” and without flanges available Optional Construction 30-gauge galvanized steel Boxed Second end cap Contact us for more information on this product Download or print full factsheet on this product Metal Zinc, LLC Address: 19408 Kenswick Drive Houston, TX 77338-8147 Phone: 281.630.0224 Email: customercare@metalzincmfg.com About us Products Customer care Contact us Careers My MZ Account News & Deals Meet the team Connect with us © 2021 Metal Zinc. All Rights Reserved. Terms and Conditions of Sale|Privacy Policy