seocndary DHW circuit components help needed

To switch it off when the pipe work reaches temperature.
Look at the Grundfos UB 20-14BXUT . Product number 96433890

Do you know if there is a simple thermostat which could be connected to a pump and stop it once hot water is pumped through the pipe during time periods set on Vaillant programmer ?

Yup. Google "pipe thermostat".

Very good idea this.
Sponsored Links

DIYnot Local

Staff member

If you need to find a tradesperson to get your job done, please try our local search below, or if you are doing it yourself you can find suppliers local to you.

Select the supplier or trade you require, enter your location to begin your search.

Are you a trade or supplier? You can create your listing free at DIYnot Local