Used to ensure clearance to combustibles is maintained. Also serves as a firestop. Adjusts from 4-1/8" to 7" to fit thickness of wall. Type B gas vent. No. 187703: Wall Thickness: 4-1/8 In. - 7 In. Size: 3 In. A Size: 3-5/8 In. B Size: 7 In. Material: Galvanized Steel Temperature Rating: 550 F Grade: UL Listed Pkg Qty: 1 No. 187704: Wall Thickness: 4-1/8 In. - 7 In. Size: 4 In. A Size: 4-5/8 In. B Size: 8-1/4 In. Material: Galvanized Steel Temperature Rating: 550 F Grade: UL Listed Pkg Qty: 1 No. 187705: Wall Thickness: 4-1/8 In. - 7 In. Size: 5 In. A Size: 5-5/8 In. B Size: 9-1/2 In. Material: Galvanized Steel Temperature Rating: 550 F Grade: UL Listed Pkg Qty: 1 No. 187706: Wall Thickness: 4-1/8 In. - 7 In. Size: 6 In. A Size: 6-5/8 In. B Size: 10-3/4 In. Material: Galvanized Steel Temperature Rating: 550 F Grade: UL Listed Pkg Qty: 1
Selkirk
Model No 187706
UPC 053713130403
A Size 6-5/8 In.
B Size 10-3/4 In.
Grade UL Listed
Material Galvanized Steel
Size 6 In.
Temperature Rating 550 F
Wall Thickness 4-1/8 In. - 7 In.
United States