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    NU Heat LoPro Max UFH

    Hi Been considering options for a new heating system in a bungalow renovation project. Bungalow has approx 10 rooms (4 bedrooms, 2 bathrooms, living room, kitchen, dining, utility room & entrance hall with long corridor down middle with all the rooms coming off the corridor. Total floor size is...
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    Splitting supply to 2 underfloor heat zones

    Hi, Installing some electric underfloor heating in 2 rooms, both will total approx 3kw each (20m² with 150w/m² mats), each on a 16a thermostat with 2.5mm² running to CU on 16a breaker each. However as there is limited space available in CU can they be connected to a single 32a breaker, then...
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    Best option for hot water supply

    Hi, What's currently the best option to supply a bungalow (2 bed, 1 bathroom with shower) with hot water? The place has electric underfloor heating and some panel rads for heating so only need a hot water supply. Ideally on demand and something strong enough to run a decent thermostatic...
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    Is granite dust ok for potholes?

    I read it sets rock hard when dampened and run over with whacker plate. I'll add a little cement in to for good measure and some waterproof to help orivest frost getting in. I tried type 2, but the bag was more like type 1... had stones 40-50mm in size which were too big. This is a farmer's...
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    What's this and how does it work?

    Hi Just moving into a property with a hit water cylinder/immersion heater and it has this fitted, can I ask what it does please? There's a timer unit wired into it too. Cheers,
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    Best timber for DIY hinged garage doors

    Hi, Going to be making some hinged doors for a double garage. Looked at buying off the shelf but was getting quotes for £900+ just to supply. What would be best timber to use, I was thinking 18mm exterior grade ply and decking timber for frame, thoroughly treated with wood preserver before hanging.
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    Mixing cement with type 1

    Evening, Got a load of pothole repairs to do along a track, was going to fill slightly proud with type 1 then whack down with a plate. If I wet it first (just slightly, not soak it) will it compact and go hard like concrete, or should I mix a little cement in first? Was thinking of doing a 1 to...
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    Quick question on pressure valves

    Hi Just installing a water heater for a boat that's fed from a 3 bar water pump (12v). It's a 30l tank with a 2kw immersion heater in. Fitting a pressure relief valve and expansion vessel but have a couple questions.. do these both go on the cold pipe that feeds the heater tank? I've seen...
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    Any idea what this is? Fungus?

    Got a leak in some flats, from the shower waste in upstairs flat. This photo was taken in hot water cylinder cupboard in downstairs flat when leak is running to. What's the brown stuff? Some sort of fungus? It was soft, damp and easily removed.
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    2 year old composite door bowing in

    Hi Our front door was replace in Jan 2019. It's fine since then, but last week or so we've been having trouble closing it, it doesn't click shut on the latch. Had a look and it's looking bowed in. The top and bottom of the door sit further into the frame than the centre, so it's slightly...
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    Heavy mirror... how to hang?

    Hi This is an internal wall, timber studs with lath & lime plaster, which is fairly old and no good for fixing into. I need to hang quite a heavy mirror on it, but no idea where studs are. I have a couple of stud finders, but find them unreliable. How would you go about it? If I can find the...
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    Humidity and condensation got worse

    Hi A while back I posted about high humidity levels in my loft. A few weeks ago I was getting readings of 85% RH at around 5⁰, now I'm getting 99% RH at around 10⁰ (it's been raining last few days and outside temperature is warmer this week). Humidity downstairs is currently 68% at 17⁰. There...
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    PiV system not very effective

    Hi A year ago I had a piv system installed to help with condensation and high humidity at home (4 bed detached house, just me living here at the minute). However I'm still getting indoor humidity levels of around 70% and in the bedroom i get about a 1 inch band of condensation on windows. House...
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    45a isolator switch

    Hi I need to replace a 45a isolator switch for an electric shower (face plate is cracked) I need it to have supply/feed terminals at bottom and load terminals at top. All the ones I'm seeing are the other way round though. Any ideas? Thanks.
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    EICR, would this be an issue?

    Hi Need to get an EICR done, but first want to address any potential issues. One is the location of the cooker isolator switch. I'm assuming it'll flag up as C1 or C2, see photo below. It's 100mm to side of cooker top and 165cm up from floor. Am I right in thinking it should be 300mm/120cm up...
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    Bathroom rad getting hot, heating not on

    Hi Have a Worcester Bosch external oil combi, fitted last October. For some reason the bathroom tower radiator keeps getting warm, even when the heating is turned off. It was suggested it might be a faulty diverter valve, so has WB come out and replace it, but problem is still occurring...
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    FCU spur off spur?

    Hi Pretty sure the answer is no, but I'll check.. Got a dishwasher to fit, didn't want the cable running up through worktop to socket, so I want to hard wire into a 13a FCU. Only issue is availability of sockets. Above is two sockets on the ring, left is ring socket, right is a spur off that...
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    RCD tripping

    *EDIT Ignore title, it's not just upstairs bring, its while house, any large appliance is tripping electrics* Hi My RCDkeeps tripping on the consumer unit. I unplugged everything and it seems anything low powered is ok (laptop charger, plug in night light, tv) but anything with a bit more power...
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    Oven light on when not in use - thermostat?

    Hi I have a Rangemaster 110 electric oven, the left hand oven red light is permanently on even when the oven is not turned on (it's been like this quite a long time). After isolating & disconnecting from mains I tested the elements, getting a reading of around 50 on the multimeter, suggesting...
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    How are these vented?

    The over sink hot water heaters, they are basically small immersion heater tanks aren't they? How are they vented to stop.pressure building up inside as it heats? Is it through the outlet pipe?
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