isolating valves

I am looking to replace a Power Shower at home. It's straight replacement with Power and cold water. The Power is a switch on the consumer unit. My issue is that I can't find an isolator for the cold water feed. The pipe comes out through a tile. The house is new and there are no exposed pipes...

Hello everyone, Can someone please confirm if this (marked in red in both pictures) is the isolator valve? If so, will shutting this off will prevent water to flow to the 3 port valve connected below the pump (picture2)? We need to replace the 3 port valve body and need to know if we can do...

Hi, just after the mains stopcock under my kitchen sink I have a tee, one pipe to drinkable water+washing machine and the other to the loft cisterns (talking about an open vented pumped S-plan system, standard here in UK). I was wondering whether it is safe to add an isolating valve on the...

I've just removed a towel radiator, which has isolation valves which connect the visible chrome pipes to the 15mm copper ones under the floor boards. I plan to leave the radiator off the wall for a few weeks while I renovate, but don't trust these old isolation valves alone, should I? I...

I need to put 15mm isolating valves in the feed and return to the upstairs part of our central heating system (which has a combi boiler). The reason for doing this is to isolate the upstairs radiators/pipework to narrow down the search area for a very small leak under the floor boards (most of...