Dubbele solenoïde bypass 50mm 230V  - incl./excl. temperatuurregeling zelfbouwpakket vooral bij kleinere opzetbaden of

vooral bij kleinere opzetbaden of oudere installaties

will not operate if there is no flow

This 4-metre extension cable

pH probe and injector (all installation accessories are included in the kit) and calibrating the probe

Dubbele solenoïde bypass 50mm 230V  - incl./excl. temperatuurregeling zelfbouwpakket vooral bij kleinere opzetbaden ofSpecifications This bypass setup with a double solenoid valve is an alternative to a three way valve. This means you do not need to purchase a new valve if you want to connect an additional heat source to your pool heating system. How does it work? When electrical voltage is applied to the bypass, valve A closes and valve B opens. Without voltage, valve A is open and valve B is closed. The positions of the valves can be reversed using the supplied