piping

Hi, I have an old traditional gas boiler (two pipe, fully pumped system, if that matters) sitting on the floor and touching the wall, as from the first pic. The second pic zooms in on a hole the boiler has in the rear, leaving a gap with the wall. I am planning to run two 15mm copper pipes...

In a conventional system, the standard arrangement is to have a gate valve on the (typically 28mm) cold feed pipe from cistern to cylinder. Out of curiosity, I was wondering why you won't find it on the hw pipe (typically 22mm) going out of the cylinder instead. Of course, positioned after the...

Hi, I'm having problems understanding the exact configuration of the CH/HW piping in my house. In particular, I have to understand where and how to place piping for additional radiators at the upper floor. My configuration is the classical one: loft cistern, indirect cylinder on the upper...

I recently got ground floor piping extended to have drain, hot and cold in a first floor room. Only the pipes are there, but I'd like to install a sink and a washing machine as from the diagram. Note that the washing machine will be at a higher level, because it will be placed on a riser...

I live in Chandler, Az with very hot summers. My house is 6.5 years old and in the past 6 months I've had two very slow leaks cause ceiling damage. In both cases, it seems like there is hard water sediment on a hot water Pex line near a manifold. I had a few plumbers comment on the color of...