Reliance TPR Valve 15mm – 850kPa 10kW

Reliance Worldwide RMC

Essential TPR Relief Valve for Safe Hot Water – Perfect for Solar Thermal Systems

Safeguard your hot water cylinder from dangerous pressure build-up and overheating with this essential Pressure and Temperature Relief (TPR) Valve. Ideal for unvented setups, including solar hot water systems, it activates automatically at 99°C or high pressure – releasing water to prevent bursts, scalding, or system failure.

Compact and reliable for standard NZ installations, this valve is dezincification-resistant and certified for potable water. Great for retrofits or new solar thermal builds in homes across Canterbury and beyond.

Key Specifications:

• Size: Standard 15mm (HTX series compatible; 20mm options available – see our 20mm model)
• Pressure Ratings: 850kPa
• Temperature Rating: Relieves at 99°C for ultimate safety
• Materials: High-quality brass with a plastic-coated probe to avoid electrolysis and corrosion
• Certifications: AS 1357.1, WaterMark LIC WMKA 0938, SAI Global – meets all NZ plumbing standards

Features & Benefits:

• Advanced Safety Design: Sealed spring prevents seizing from lime buildup; female BSP thread ensures correct fitting
• Flexible Mounting: Install horizontally or vertically – suits tight spaces in solar hot water setups
• Optimized for Solar: Handles thermal expansion from solar heating; pairs seamlessly with Ice Solar evacuated tube systems
• Tested Reliability: Every valve is individually calibrated for peak performance and longevity
• Cost-Effective Protection: Reduces maintenance needs and extends your hot water system’s life

Installation Tips: Fit directly to the cylinder per NZ Building Code. We provide expert installation services in Christchurch – get it right the first time.

Looking for a “TPR valve hot water cylinder NZ” or “pressure relief valve solar system”? This certified option delivers peace of mind.

RWC Product HTX1507 / HT547 415016