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Hi, Can anyone tell me: A) What diameter MDPE would be required for LPG supply from the 4 bottle changeover valve to boiler. Only appliance that will be connected is a Vaillant Ecotec Plus 831 combi. Distance is approx 20M underground then will join existing 28mm copper for about 10M to...

I presume a HepVo trap plumbed into an internal waste pipe can be used for the condensate outlet of a combi boiler? But can the pressure relief valve outlet, using a tundish, go into a HepVo? If so, I presume again, it has to be a seperate HepVo.

Hi, The hot tap in the basin upstairs is leaving a blue stain on the basin (tap is dripping very slighty but is not used very much). It's fed from an Ariston WRC-NSF cylinder which is heated by an Alpha CD18S boiler. Any ideas (apart from fixing the drip!) Cheers Kev

I've purchased a thermostatic shower mixer bar but cannot for the life of me see how it is fixed (clamped) to the wall. Instructions are pretty useless and cant get hold of the person I bought it off. And yes, am gonna get someone to fit it but just don't want to look stupid if bits are...

Hi, I'm gonna have C/H installed from scratch and would like some advice for budgeting purposes on which output Vaillant (LPG) combi boiler I should get. House is 2 bed with 1/2 metre thick solid walls and will have 10 rads totaling approx 17kw. It has one bathroom and no en-suite...

My partners house has a Vaillant boiler (non combi) CH system with TRV's on all radiators but it does not have a room thermostat. This system was already installed when she moved it. Is this an fairly normal / acceptable situation? Thanks in advance

Could someone tell me what type of pipe should be used for buried LPG supply from bottle reg to cut-off valve outside the house and where to buy it.