For information about this product, please use this link to Contact Us.

DW20X20TO22DWSQRNDADPEC3ASY-3Z-S
Double Wall Duct - 20" X 20" To 22" - 14" Tall SQ2RND Eccentric Adapter - 3 Layers Zero Clearance - 26" X 26" To 28" Stainless Steel Outer Shell - Non Standard Part 2 Week Lead Time.