Caleffi 1/2" F x 3/4" F 253 Solar Series Pressure Relief Valve 6 Bar - 253046 Daikin Ball Valve Reduces energy bills

Reduces energy bills

and external controllers (like SMO or VVM)

Mounting kits for mixing valves of other brands are available - please see the product sheet for Mounting Kits

It houses connections for the heat pump

Separate back plate with spirit level for ease of installation

Caleffi 1/2" F x 3/4" F 253 Solar Series Pressure Relief Valve 6 Bar - 253046 Daikin Ball Valve Reduces energy billsCaleffi 1 2" F x 3 4" F 253 Solar Series Pressure Relief Valve 6 Bar 253046 The Altecnic series 253 safety relief valves are used to control pressure in the primary circuits of solar heating systems. The valve is selected for the required set pressure. As the pressure rises, when the discharge pressure is reached the valve opens and discharges to atmosphere, preventing the pressure within the system reaching levels which might damage the solar