Part #UPC044860

MFG #UPC-04-4860

Product Description

20" Diameter x 10' L, 1" Fiberglass R4.2 Insulation, Tough Aluminized Outer Mylar Wrap, Spun Bonded Nylon and Helical Wire Core, Flexible, Round, Return Air Duct for M4860 Air Handler
Flex Duct, 20"x1-' R4 Mylar

Part #UPC044860

MFG #UPC-04-4860

Product Description

20" Diameter x 10' L, 1" Fiberglass R4.2 Insulation, Tough Aluminized Outer Mylar Wrap, Spun Bonded Nylon and Helical Wire Core, Flexible, Round, Return Air Duct for M4860 Air Handler