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Sorry forgot to mention the make of the fan. It is REX fan with timer.

lights are ip44 from b n q and they do not need transformer, nothing wrong with the lights.

please read my last post in conjuction with first post . I explain here again. I can switch on lights or fan at the same time not both and if I do then only lights turn on not fan. Nothing wrong with fan as I have tried another fan there and other fan works exactly as same. When I join...

I have checked the wiring seems fine . The fan is good. One thing more to further investigate if I disconnect the commen wire in light switch then fan works properly as it should but then light turns off.

I have wired bath fan with isolator. it is a timer one. so once the light is on it remains on for few minutes. It is always keeps on unless i switch off from isolator switch. Please help. i have enclosed the drawing i used. please see my album for the image.

bath fan

BCO needs at least 0.25W/m2k u value (minimum)!! Any knowledge which thickeness to use? where I can get this information from?

Hi, I am constructing a concrete floor. Anybody tell me which is cheaper floor insulation is polystyrene cheaper than kingspan , knauf etc? Where I will get its u values? It is a concrete floor: hardcore, cement cent mix, polythene and finally screed. Thanks

I have built an extension and need to build a new main hole as my house has not got it own, it is shared. I need to have two new toliets and as well and get rid of old toilet as I am extending the kithcen. Any ideas and regs informations willbe very helpful. Many thanks

thanks for all that and sorry for late reply ,been busy

Totally agree

Ok I have a problem: Is that better now? anything else you want me to accept?

This is inspiring, thanks.

Thanks, Sorry made a spelling mistake above buy should be by, any way is all this information on the 17th edition regulations, which you told me? or if you know a good book with case studies please let me know. Many thanks

Thanks very much, so buy using this formula I have to calculate the power of the fuse/triper. What about Ohm's law? Thanks for putting in the right direction, I am here to get more and more info before I get started. I will only start once I am fully confident.

Thanks for the message. I have no problem with English Sir, Sorry there were too many typos as I was proof reading it and accidently pressed the sent button. I am sure someone reply. Id you or someone else does not want then no problem. Unfortunately, I many people think negatively, I...

Hw many maximum lights i can put on 6 amp ?

Many thanks for your reply. At lest someone is there to reply positively. I will be using power shower of about 10KW. Also, How many RCD and MCD can be required? is for the light s 16amp, plug 32 amp? folld loights 32 am? how many lights I can put on 16 amp? many thanks

so whaty is this forum for ? is for expert people? or what time type of questions to be answered here?