- Finish: Galvanized
- Material: Steel
- Size: 4 x 36 in
- Diameter: 4 in
- Length: 36 in
- Manufacturer: Hart & Cooley
- Manufacturer #: 4OP3
- Series: OP
- Width: 7-1/16 in
Hart & Cooley® Oval Pipe Duct, Series: OP Series, 7-1/16 in Width, 2-7/8 in Thickness, Domestic
- Features
- Sizes 4 in and 5 in may be installed with 1 in minimum clearance to combustibles
- Oval pipe overlaps 1-3/8 in when joined together therefore, assembled length is 1-3/8 in less than listed length
- Offers all the advantages of round pipe and may be used for the following types of installation
- For type B gas vent system