AVG TVA25HF Tempering Valve 25mm – High Flow Low Pressure DZR Brass Hot Water Safety Valve

The AVG TVA25HF 25mm High Flow Tempering Valve ensures safe, consistent hot water delivery in commercial and multi-outlet applications. Designed for performance and precision, it blends hot and cold water to a stable outlet temperature — protecting users from scalding and ensuring compliance with AS4032.2 and WaterMark standards.

Built from DZR brass for long-term durability, this high-flow model is ideal for installations such as apartment blocks, schools, hospitals, gyms, and aged-care facilities. The thermostatic element reacts rapidly to inlet fluctuations, maintaining stable water temperature and performance even under pressure changes.

Features

• High flow rate – engineered for large, multi-outlet systems

• Factory set to 50°C, adjustable between 35°C–55°C

• AS4032.2 & WaterMark certified

• DZR brass construction for corrosion resistance

• Rapid response to pressure and temperature variations

• Replaceable thermostatic cartridge for easy maintenance

• Black cap for quick identification of high-flow model

Specifications

• Model: TVA25HF

• Brand: AVG (Australian Valve Group)

• Size: 25mm (1”)

• Flow Rate: Up to 70 L/min (depending on system pressure)

• Operating Pressure: 20–1000 kPa

• Maximum Inlet Temperature: 85°C

• Factory Set Temperature: 50°C (adjustable)

• Compliance: AS4032.2 / WaterMark Certified

Applications

• Commercial hot water systems

• Multi-residential buildings

• Hospitals, schools, and gyms

• Domestic systems requiring higher flow rates