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Hi, can any one with trade experience tell me if i mix coloured trade vinyl matt with a little super matt (say 25/30%) white. A) will i have problems the with the paint? B) will the matt sheen still be relatively tough - ie for wiping etc ? The reason is we want to lighten the colour a...

Hi All, I need to change a pump in a halstead ace high/(wickes) 102 combi boiler. Does anyone know if I can get a compatible pump or even just the head rather than pay £148 for a halstead branded grundfos pump. It seems crazy that i can get a standard UPS 15-60 130 grundfos pump for...

Hi everyone, I'm getting around 18.5 k ohms on my multimeter for both dhw and heating thermistors. Does anyone know if that's about right or should it be a bit lower - the boiler is cold, cold, cold, two days cold. Customer getting no hot water and the heating fires and blocks out pretty well...

Hi everyone, I'm new to your site and I am an rgi although most of my plumbing life has been in Australia. And the many boilers old and new over here leave me scratching my head on occassions. The problem I've encountered is the above mentioned boiler which is serving an openvented...