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Wall Stack
 
Our Rectangular Wall Stack Duct is designed for seamless air transport within vertical stud wall cavities. With a precise 3-1/4 inch depth, it fits perfectly inside standard 2 x 4 walls, ensuring optimal use of space. The 30 gauge galvanized snap lock seam simplifies assembly, while notched features provide added convenience.
 
3 1/4 x 12 x 5 
2 Pieces
3-1/4” depth for optimum fit in wall space
30 gauge galvanized snap lock seam for quick assembly
Notched on one end to assist in connecting to other fittings
Available in 30”, 5’, 8’ and 102” length sections
Beaded vertically for strength
Made in the USA