3/4" Stainless Steel Corrugated Water Heater Connector.

PRO1H12 FLUIDMASTER WATER HEATER FLEX CONNECTOR 3/4" FNPT X 3/4" FNPT X 12" L 2036480

The Fluidmaster PRO1H12 Water Heater Connector is a professional-grade flexible connector designed for secure and high-performance installation in residential and commercial water heating systems. Built with a reinforced stainless-steel braided exterior and an NSF-approved polymer core, the connector provides exceptional tensile strength, burst resistance, and long-term reliability. Engineered to maintain flexibility without kinking, the PRO1H12 ensures efficient water flow, corrosion resistance, and consistent performance in high-pressure environments.

Technical Specifications

• Manufacturer: Fluidmaster, Inc.
• Model Number: PRO1H12
• Part Number: 2036480
• Type: Flexible Water Heater Connector
• Length: 12 inches (305 mm)
• Connection Type: 3/4" FNPT x 3/4" FNPT
• Outer Construction: Stainless steel braid with 220 feet of wire per foot of hose for superior burst strength
• Inner Core Material: NSF-approved polymer designed to resist chlorine and chloramine degradation
• Ferrules: Extended stainless ferrules with radial crimps for enhanced mechanical retention
• Hex Nuts: Heavy-duty nickel-plated brass for corrosion resistance and high torque durability
• Flow Capacity: Large internal diameter supports high flow rates with minimal pressure loss
• Sealing Mechanism: Captive cone washers for consistent, leak-free sealing that cannot dislodge during installation
• Flexibility: Kink- and crease-resistant design for tight-space installation
• Operating Temperature Range: Suitable for both hot and cold water service
• Pressure Rating: Exceeds ASME A112.18.6 and CSA B125 standards for flexible water connectors
• Compliance: NSF-certified and lead-free compliant
• Finish: Corrosion-resistant stainless exterior with nickel-plated fittings
• Application: Water heater installations, replacement connections, and service retrofits

Professional Summary

The Fluidmaster PRO1H12 Water Heater Connector provides a durable, high-performance solution for contractors and plumbing professionals requiring secure and code-compliant water heater connections. Its stainless-steel braided construction with extended radial-crimped ferrules offers maximum structural integrity under dynamic water pressure and temperature fluctuations. The NSF-certified polymer core ensures chemical resistance, while captive sealing washers eliminate the risk of installation leaks. Compact and easy to install in confined spaces, the PRO1H12 delivers long-term reliability and mechanical strength that meets professional installation standards across residential and commercial systems.