Weil-mclain 672619214187 Cgitm Cast Iron Hot Water Boiler 135000 Btu 84% Afue Natural Gas Intermittent Pilot

Product Description

The Weil-McLain 672619214187 is a CGiTM series cast iron gas-fired hot water boiler rated at 135000 BTU per hour input with an 84% AFUE efficiency rating. This floor-mounted residential boiler is built for reliable, long-term hydronic heating performance in homes and light commercial spaces. Cast iron construction gives this boiler exceptional durability and heat retention compared to steel alternatives, making it a trusted choice for HVAC technicians and plumbing contractors who need a dependable heating solution. The CGiTM line is designed with natural draft and direct exhaust capability, allowing flexible venting options including power vent or natural draft chimney venting. This boiler runs on natural gas and uses an intermittent electronic ignition system, which improves efficiency and eliminates the need for a standing pilot light. The AGA input rating is 167 MBH, the DOE heating capacity is 140 MBH, and the Net I=B=R capacity is 122000 BTU, giving installers and engineers the full picture for system design and load calculations. The boiler operates on 24 volts single phase and features 1-1/4 inch supply and return pipe connections for straightforward integration into existing hydronic systems. With a water capacity of 3.3 gallons and compact dimensions of 19 inches wide, 28-3/8 inches tall, and 23-1/4 inches deep, this unit fits in tight mechanical rooms without sacrificing output. It meets ANSI Z223.1 and ASME H standards, confirming it is built to recognized industry codes. HVAC contractors, service technicians, and mechanical engineers specifying cast iron boilers for hot water heating systems will find this unit meets demanding residential heating requirements. The AHRI reference number is 2101589, useful for verification and system submittals.

• Cast iron sectional construction for long service life and excellent heat retention in hydronic heating systems
• Intermittent electronic ignition eliminates the standing pilot, reducing gas consumption and improving overall efficiency
• Flexible venting supports both power vent direct exhaust and natural draft chimney configurations for varied installation conditions

Product Highlights

The Weil-McLain CGiTM 672619214187 delivers 135000 BTU per hour at 84% AFUE with durable cast iron construction and flexible venting options, making it a reliable floor-mounted natural gas hot water boiler for residential hydronic heating applications.

Product Information

Standard Information

• Brand: WEIL-MCLAIN
• Manufacturer Part Number: 672619214187

Technical Specifications

• Collection: CGiTM
• AFUE: 84%
• BTU Input: 135000 BTU/h
• AGA Input: 167 MBH
• DOE Heating Capacity: 140 MBH
• Net I=B=R Capacity: 122000 BTU
• Boiler Type: Gas Boiler
• Fuel Type: Natural Gas
• Application: Residential
• Material: Cast Iron
• Installation Type: Floor Mount
• Ignition System: Intermittent Electronic Ignition
• Vent Type: Power Vent
• Water Capacity: 3.3 gallons
• Supply Pipe Connection Size: 1-1/4 inches
• Return Pipe Connection: 1-1/4 inches
• Voltage: 24V
• Phase: Single Phase
• Width: 19 inches
• Height: 28-3/8 inches
• Depth: 23-1/4 inches
• ANSI Standard: ANSI Z223.1
• ASME Standard: ASME H
• AHRI Reference Number: 2101589