Duro Dyne® - Cleat, 30 in L x 0.84 in W, Steel

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 9 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 10 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 8 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 18 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 6 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 16 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 12 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 14 in ID, 25 ft L

Approved Vendors - Duct Liner, 47 in W, 70 ft L, 1-1/2 in THK

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 7 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R6, 8 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 5 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R8, 4 in ID, 25 ft L

Approved Vendors - Insulated Class 1 Flexible Duct, R6, 10 in ID, 25 ft L

Approved Vendors - Duct Liner, 47 in W, 100 ft L, 1 in THK