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

DW12X26TO20DWSQRNDADP3ASY-3R-S-NS
Double Wall Duct - 12" X 26" To 20" SQ2RND Adapter - 3 Layers Reduced Clearance - 18" X 32" To 26" Stainless Steel Outer Shell - Non Standard Part 2 Week Lead Time.