5" x 18" Round Pipe, Type B Gas Vent

The Hart & Cooley 016204 Round Type B Gas Vent Pipe (Model 5RP18) is a precision-manufactured venting component designed for use in natural gas and propane-fired appliance systems. This 18-inch section of 5-inch diameter vent pipe provides a secure, code-compliant flue connection between appliances and vent systems. Constructed with a double-wall aluminum and galvanized steel configuration, the 5RP18 ensures dependable performance, corrosion resistance, and structural integrity under continuous high-temperature operation in professional HVAC and mechanical applications.

Details

• Model Number: 016204
• Manufacturer: Hart & Cooley
• Product Type: Round Type B Gas Vent Pipe
• Series: RP
• Part Number: 114807
• Nominal Diameter: 5 inch (ID)
• Outside Diameter (OD): 5-1/2 inch
• Length: 18 inch (1-1/2 feet)
• Wall Thickness: 0.012 inch
• Material: Double-wall aluminum inner liner and galvanized steel outer wall
• Connection Type: Twist-lock joint system for secure, tool-free engagement
• Application: Type B vent systems for natural gas and LP-fired appliances such as furnaces, boilers, and water heaters
• Temperature Rating: Continuous operation up to 480 °F flue gas temperature
• Orientation: Suitable for vertical or horizontal venting installations as per design specifications
• Compliance: UL 441 Listed; conforms to NFPA 54 (National Fuel Gas Code) and local mechanical code requirements

Professional Specifications

The Hart & Cooley 5RP18 vent pipe section is engineered to maintain efficient draft performance and mechanical durability within Type B gas vent systems. The aluminum inner liner provides smooth airflow and resistance to corrosive condensates, while the galvanized steel outer wall ensures mechanical strength and environmental protection. The double-wall construction minimizes heat transfer, maintaining safe clearance to combustible materials as defined by Type B vent standards. Precision-rolled twist-lock ends allow for rapid, secure assembly without tools or sealants. Each pipe is manufactured to tight dimensional tolerances for uniform fit and full compatibility across all Hart & Cooley RP Series vent components.

Summary

The Hart & Cooley 016204 (5RP18) 5-inch Type B Round Gas Vent Pipe provides a durable, UL-listed venting solution for professional HVAC and mechanical installations. Its 18-inch length, double-wall aluminum and steel construction, and precision twist-lock design deliver reliable, code-compliant performance in both residential and commercial gas-fired venting systems.