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I'm charged with fitting some UFH in a new passageway for my son. This is wet heating with pex-al-pex 16/2 pipe. Pipe laying in screed is all sorted. My issue at the moment is whether to go for a stainless steel or a brass manifold. It will be connected to a heat pump via copper pipe. (Details...

We have a Grant Vortex Eco 15/21, with Riello RDB burner, fitted around 15 months ago. When it stopped working recently, we called in the original fitters who messed us about something wicked, ordering parts and fitting them at random. After about a month with no heating, I decided enough was...

From an IEEE Publication Advert: "David Prince probably coined the term inverter. It is unlikely that any living person can now establish with certainty that Prince (or anyone else) was the originator of this commonly used engineering term. However in 1925 Prince did publish an article in the...

I am fitting out part of our old kitchen as a small workshop - somewhere put the tools, but also to sit down at a bench, have a small sink, and maybe a lathe or milling machine if I get lucky. Nothing so far which can't run on 13A sockets. I am sinking plenty of 13A sockets into the wall in...

In case it affects anyone here, Tool Station sent me a letter about this yesterday. It relates to certain date codes of the 100A main CU switch. http://www.switchexchange.co.uk/

I have to fit an interior double door lining. Last time I just bought a kit from Wickes which included a shaped strip of wood which fitted to the edge of one of the doors so that the other door had a stop to shut against. This time my wall thickness means I have to make my own lining, and I...

I have to design a pent roof shed for the bottom of the garden around 8m x 3m, and 2.5m high using blockwork so that it will last. I thought I would try to follow good practice and looked in the Part A Approved Document where it seems to say that the wall thickness for a single skin wall must be...

My house has some very ad hoc phone wiring with a 30 year history of non-compliance and I want to rationalise it. I have a logo'ed NTE5, and would like to run a cable from the external (circular) box where the drop wire terminates, under the floor and coming up to this NTE5 connector plate...

What's the difference between a double panel, double convector, and a double panel single convector?