28mm Compression Anti Freeze Valve flexi hose Vaillant aroTHERM plus heat pumps

Vaillant aroTHERM plus heat pumps are extremely quiet

while the bottom drain point allows for simple debris removal during routine maintenance

6 dB(A) Dimensions (H × W × D) 854mm × 1223mm × 461mm Weight 131kg Warranty 7 Years (G1 Installer) / 5 Years (standard) Boiler Upgrade Scheme (BUS)

Anti-freeze protection heater on plate heat exchanger and base tray

3A Flow & Return Connections 1" BSP Male Operating Temperature Range -25°C to +35°C Maximum Flow Temperature 75°C Sound Power Level 48 dB(A) Sound Pressure Level at 1m 37

28mm Compression Anti Freeze Valve flexi hose Vaillant aroTHERM plus heat pumpsTesla 28 mm Anti Freeze Valve The Tesla 28 mm Anti Freeze Valve is a self acting frost protection device designed to protect external pipework and air source heat pump systems from freezing conditions. It operates automatically, discharging system water when temperatures approach freezing, helping to prevent pipe bursts, system damage, and costly call outs. Engineered specifically for heat pump primary circuits, the valve requires no electrical supply