4" x 60" Round Pipe, Type B Gas Vent

The Hart & Cooley 016100 Round Type B Gas Vent Pipe (Model 4RP5) is a precision-fabricated venting component engineered for use in gas-fired heating systems. This 5-foot section of 4-inch diameter vent pipe provides a secure, code-compliant connection within Type B vent assemblies for furnaces, boilers, and water heaters. Constructed with a double-wall aluminum inner liner and galvanized steel outer casing, the 4RP5 pipe ensures long-term durability, corrosion resistance, and stable performance under continuous high-temperature operation in both residential and commercial HVAC applications.

Details

• Model Number: 016100
• Manufacturer: Hart & Cooley
• Product Type: Round Type B Gas Vent Pipe
• Series: RP
• Part Number: 112562
• Nominal Diameter: 4 inch (ID)
• Outside Diameter (OD): 4-1/2 inch
• Length: 60 inch (5 feet)
• Wall Thickness: 0.012 inch
• Material: Double-wall construction with aluminum inner liner and galvanized steel outer wall
• Connection Type: Twist-lock joint for secure, tool-free mechanical engagement
• Application: Type B gas vent systems for natural gas and propane-fired appliances
• Temperature Rating: Continuous operation up to 480 °F flue gas temperature
• Orientation: Suitable for vertical or horizontal venting configurations 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 4RP5 vent pipe section is manufactured to meet the performance demands of Type B gas venting systems. The aluminum inner liner provides smooth airflow, minimizes condensation accumulation, and resists corrosion from flue gases. The galvanized steel outer wall enhances structural strength and protection against mechanical impact and environmental exposure. The double-wall design reduces external surface temperature, ensuring safe clearances to combustible materials. Precision-formed twist-lock ends allow for rapid, secure, and gas-tight connections without the use of tools or sealants. Each section is fabricated under strict dimensional control to ensure full compatibility with all Hart & Cooley RP Series vent fittings and accessories.

Summary

The Hart & Cooley 016100 (4RP5) 4-inch Type B Round Gas Vent Pipe provides a durable, UL-listed solution for professional gas venting applications. Its 5-foot length, double-wall aluminum and steel construction, and precision twist-lock connection deliver safe, efficient, and code-compliant performance in residential and commercial HVAC systems.