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  1. T

    raychem heat trace

    Hi All, Does anyone have experience with Raychem self regulating heating cable? I have recently installed Raychem 12w/m at 70 Degrees Celsius on a hot water pipe supplying 3 sinks. The water needs to be at a constant temp of 55 degrees c. The problem I have is that when i arrived on the job...
  2. I

    Nest heat link wiring help

    Hi Everyone, I have few electrical jobs to do for my client and one of them to fit Nest Thermostat 3d generation. I decided to give a go as I haven't done much wiring for heating system in the past. But willing to learn. The boiler is Glow worm Ultracom 15hxi. I thought i would need to simply...
  3. W

    Nest heat link

    Hi all! Im about to install a Nest 3rd Gen thermostat and was hoping members could offer some advice before I start. I have a Y plan CH system; boiler in the garage, timer and fused spur in the kitchen, CH thermostat in the hallway, and pump, wiring centre, and 3-way valve in the upstairs...
  4. M

    Transformer from a Xpelair heat recover unit

    Hi all So my Xpelair Xcell 150 heat recovery unit stopped working on the slow speed. I've taken it to bits and it looks like the transformer has gone, but it's an odd beast. It looks like a normal multi tap but I can't work out how the primary and secondary coils work, the only transformer I...
  5. L

    Pool Heat Pump

    Hi all, Our electrician cancelled and the pool pump installer is coming Friday so I need to do it myself. Not a big deal, very simple, straight run, I just need advice. The pump requires 40A, single phase, 50A recommended and 60A Max. We have two 150A panels 60 feet down the same wall so I'd...
  6. Highspark24/7

    Heat mat programmable thermostat

    Hi everyone wondering if any one can help point me indirection I have a heat mat installed with a ntc5k sensor and client is looking for a new programmable thermostat most ones I found are ntc10k (warm up mat)I found a website where the manufacturer can adjust to suit floor sensor but can't...
  7. M

    Nest heat link wiring

    So I’ve bought a nest 3rd gen to add to my old valiant boiler.My brother is quite handy with electrical stuff and such so I asked his advice for wiring. He said this . From what I can tell the Nest Heat Link (controller) has identical wiring, so you’d just need to replicate the wiring that...
  8. S

    electrical consumption of an air source heat pump, Ontario Canada

    Hi - No idea if I am writing in the right place. Please, I cannot get a straight answer when the temperature is 0- -20 Celsius - where can I find a chart of what normal KWhr consumption is? I think mine is using far too much electricity thanks
  9. A

    Dimplex duo heat 300n storage heater Spare Parts

    Hello, Been remodelling my sitting room and have moved my dimplex duo heat 300n storage heater. This has not been switched on since the end of last winter. So last night,when switched on for the first, it did not come on. Tested power from E7 and it is fine. The comfort heat panel works off a...
  10. J

    Proximity of ditra heat thermostat to tub

    I am nearing completion of my bathroom which included installation of ditra heat. The bathroom is quite small and the thermostat (a touch screen version - Schluter®-DITRA-HEAT-E-RT | Floor Warming | schluter.com -...
  11. Lou

    The Heat Source - Solar installers in East Midlands

    Lou submitted a new resource: The Heat Source - Solar installers in East Midlands - The Heat Source | Solar Panel Installation in East Midlands Read more about this resource...
  12. A

    UFH T&E Cable Melting / Heat Damage

    I was tracing some electrical cabling last night and noticed a ~6" section of 2.5 T&E cable that appears to have been subject to heat damage and the plastic has started to melt. It's about 1m away from the CU in the garage and connected to a 32amp MCB. It's a radial circuit that powers a small...
  13. multimick

    bathroom heat mat stat

    just been reading posts re stat for bathroom heating mat being placed outside bathroom? doesn,t that defeat the object ? or is it me ?
  14. J

    230/240vac 10.5a rated heat plate into Single Ph 32a commando socket

    Hi all, ist post: I have a portable appliance which is a temperature controlled heat plate, the input requirements are single phase 230/240vac 10.5a, the unit is designed and built in the US and is factory adapted for the UK market. The supplied flex that comes with the unit is 3.3 mm sq 3 core...
  15. Gavin John Hyde

    Issues with expanding foam in heat

    Not a great fan but have had to use it recently to fill gaps before trimming. It seems as if the heat is stopping it setting properly. 2 different brands both sort of collapsed and ran out the gap leaving sticky residue. Rather than holding its shape the foam turns gloopy and runs. Anybody else...
  16. DC-backfrom the past

    Scottish legislation re heat smoke detectors

    Hi can anyone assist. House renovatiob was completed by a builder etc , Planning officer was in and stated that a heat detector was required in kitchen. This was to be interlinked with other smokes in the building . Place has been fully decorated. Lathe and plaster ceilings and walls. ( old...
  17. A

    Nest heat link help please

    Could someone please help me on the wiring: I have oil central heating and am looking to remove my programmer and replace with a nest thermostat, just need help wiring the heat link. Please see attached pictures Thanks
  18. Thomas Connolly

    Fire Angel Heat and Smokes

    Hi Guys, Looking at wireless heat and smoke detectors that can be interlinked. Fire Angel do a range of these. Just want to know, are these ok seeing as they're wireless? Do heat/smokes have to be hard wired? Or will these wireless ones that can be linked be ok? Thanks T
  19. L

    Heat pump diversity calculation question

    Hi, When calculating diversity. Does external air conditioning equipment such as heat pumps fall under heating and power in the osg such that you take 100% of the highest then 75% of the remainder? Thanks
  20. B

    Mains wired smoke / heat / CO detector question

    Hi Guys We're having work done to insert an open plan kitchen-diner and snug seating area plus wood burner into already existing extension. One load bearing wall is being knocked through. Electrician just bumped his quote up by £820 to cover replacing this consumer unit and moving it up the...

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