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    Easy way to make downlighter hole bigger?

    i'm upgrading downlights in plasterboard and need to make existing 60mm holes 75mm for new downlights with same centres. i've got right size hole saw for drill but how do I make them bigger ? thanks
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    Advice on replacing vented CH / HW for loft conversion

    Hi, I'm about to have my loft converted to a bedroom and WC and have specified a storage area / tank room for existing cold water tanks and CH header tanks. Beginning to wonder if I might be better off moving to UV solutions at same time to avoid lots of tanks in Loft (I have 3) House is...
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    Suprima 80 short-cycling - suspect faulty 5111603

    Hi My suprima with the new PCB kit intermitently cuts out after about 4 to 8 minutes of running then goes through the auto reset sequence before restarting. A rapid flashing red led (4 per sec) is shown which I think means air pressure failure - fan stopped. Water temp at the pump gets to...
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    Cutting into 15mm behind drylining for softener valves

    Hi - I want to fit a water softener into a standard kitchen cupboard adjacent to the sink due to lack of space directly beneath the sink. Access to waste, overflow and power is ok. Rising main to loft header tank is more difficult as it runs horizontally behind the drylining in parallel...
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    Does a tapworks softener need a permanent drain connection?

    Hi - I want to install a tapworks softener in my loft to supply softened water to cold water header tanks for basins, cisterns,showers and hot water tank as I have no room in kitchen near the rising main. Plumbing feed and supply off rising main in loft will be easy since lots of room next to...
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    How to sleave mixed old and new wiring

    Hi I'm adding a new light and switch in a bedroom to existing 1.5mm red and black lighting circuit with plenty of spare capacity. A new 4-way junction box will have both red and black T&E and blue and brown T&E plus earths. Do I sleave the new switched live blue wire with brown or red...
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    Best way of spuring off a cooker circuit for 13AMP microwave

    Hi I want to swap a built-in double oven for a separate single oven (3.6KW) and combination microwave (3KW) both of which will be built into to same space and connected to my 30AMP cooker circuit. The existing wiring is a 30AMP MCB radial circuit to 45AMP cooker switch/socket (MK) with...
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    Scale build-up around isolating valves lock nuts

    Hi - been checking the airing cupboard and found the isolating valves either side of my CH pump (28mm) have scale and rust build-up around the lock screws in the brass fitting - should I be worried about this? Best way to get rid of it? Also, a gate valve (isolating the hot feed to a shower...
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    3-way valve problem

    Hi I think I have a problem with a 3-way valve and would appreciate your advice - thanks My system is fully pumped and uses a 3-way ACL Lifestyle valve (779H340). All was working well until I decided to flush and clean the CH and replace X100. CH is now much quieter and rads get...
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    How to isolate CU from mains

    Hi - I want to add a new ring and MCB to my existing Hagar CU. I have spare slots for this and understand what's involved. My question is how to isolate the CU before opening and working on it. I assume that just switching off the master red switch in the CU is insufficient for complete...
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    Suprima APS failure when case closed and sealed - advice?

    Hi I recently returned from a holiday to find my Potterton Surprima 80L would not light (turned off water and main power whilst away). The boiler had been fine for 2 years and has been serviced so I was somewhat surprised. Spark is ok. Suspecting the usual dry joints, I replaced the...
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