Approved Vendors - Fan Boot, 3-1/4 x 10 x 6 in, Un-Sealed, 28 ga

Approved Vendors - Fan Boot, 3-1/4 x 10 x 5 in, Un-Sealed, 28 ga

Approved Vendors - End Register Boot, 10 x 4 x 4, 6 in Throat Sealed

Approved Vendors - 12 x 4 x 7 in Straight Register Boot no PG with 6 in Extension Un-Sealed, 26 ga

Approved Vendors - Wall Stack 27F 3-1/4X10X7 Fan Boot

Approved Vendors - 12 x 4 x 8 in 90 deg Short Side Register Boot, no PG with 6 in Extension Sealed, 30 ga

Approved Vendors - 12 x 4 x 6 in 90 deg Short Side Register Boot, no PG with 6 in Extension Sealed, 30 ga

Approved Vendors - 25-1/4 x 20-1/4 in - 4 in Deep Return Air Boot Blank Sealed, 26 ga

Approved Vendors - 30 x 20 in - 4 in Deep Return Air Boot Blank Sealed, 26 ga

Approved Vendors - 25-1/4 x 14-1/4 in - 4 in Deep Return Air Boot Blank Sealed, 26 ga