Dubbele solenoïde bypass 50mm 230V  - incl./excl. temperatuurregeling zelfbouwpakket This 4-metre extension cable

This 4-metre extension cable

From now on

Injection nipple (anti-limescale type for chlorine)

pH en redox (Chloor) sondes en kalibratie vloeistoffen

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 This 4-metre extension cableSpecifications 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