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heat

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  1. I

    Vailliant 12KW Air Source Heat Pump hot water problem

    Hello people wonder if you can help me I have been called out to a ASHP with intermittent hot water problem. I have changed the relay checked the immersion but still getting it could it be the timer relay ? I am a little bit stuck as we always wire our controls through a danfoss programmer but...
  2. E

    4mm heat resistant cable for cooker

    Ok I recently purchased a cooker which requires 4mm heat resistant flex, the only issue is where do you get it from as I have been into two electrical shops edmundsons being one and just got blank faces. Any ideas anyone please.
  3. Midwest

    Mini Heat Shrink Gas Torch

    A while back I bought one of these little torches; New Mini Gas Torch Shrink Tubing Heat Gun Tool W37 | eBay. Not from this seller I must add. Apparently, you just insert a click type cigarette lighter. But I can't for the life of me to get it to work. Anyone know how or has one?
  4. polo1

    Heat shrink - what do you use to supply the heat?

    As per the title, just curious :smilewinkgrin:
  5. The Solar King

    Tweet for Heat Sucess

    It is great to be able to bring good news to the forum. Press release from DECC doubling RHPP until start of domestic RHI. It will be deducted from RHI payments, but this was always the case. https://www.gov.uk/government/news/more-money-for-renewable-heating-kit Press release as follows...
  6. G

    new house 3phase heat pump

    new house guys with a new heating system through mcs real scheme 3 phase supply run into house the pump is the only piece of equipment requiring 3phase , question is looking for best way to do this was thinking give the house itself the normal dual rcd db then from 3phase mains to lucy...
  7. M

    smoke / heat detectors

    morning all! please concur, or not? 3 self contained flats, on 3 floors. i'm working in the ground floor one, and have been asked to provide alarms for communal areas in accordance with fire officer and lacors guide. i was thinking smokes on communal areas, on each level and positioned...
  8. T

    tweet for heat

    Quick note to say to anyone using twitter, there's a campaign today by the STA to get Greg Barker to listen to the industry on the RHI. Unfortunately I can't post a link, but basically, if you have twitter, retweet the link on the #tweetforheat post on the @NarecDE twitter. Thanks everyone!
  9. D

    Air Source Heat Pump - the way forward for both REIC's and homeowners ??

    Dont know if we can either discuss this here or there's a separate section for this but I'm pretty interested in the above, even though its not all signed and sealed till Spring 2014 Just had a sales man round who was very helpful indeed and suggested that this is the way forward both in doing...
  10. K

    Boiler and Heat Pump change over

    Hi Please does any one know where I might be able to get an off the shelf controller to switch between the operation of a heat pump and a boiler at a particular external temperature. Ideally the temerature would adjustable and the controller would need a time delay function to prevent frequent...
  11. B

    Correct size trunking for heat dissipation?

    I have to do an install using trunking which I have nebr used before, I understand there had to be 45% free space inside for heat travel. so what size trunking do I need to fit two 2.5 t&e cables inside? As I said I have never used trunking before so it is new to me.
  12. L

    What sizes of heat shrink?

    Hi, Could someone please advise me on what size (diameter?) of heat shrink is best to go over the red, blue and yellow insulated crimps for use when extending 1, 1.5, 2.5 & 6mm T&E? Also what size heatshrink would you put over the lot to cover the 3 staggered crimps, inner cables and...
  13. M

    New Ground Source Heat Pump Supply

    Hi, We have just purchased a 24Kw ground source heat pump and our existing electric supply to the property is made up of two single phases. One phase used to be used for the heating which consisted of about 12-13 x 3Kw storage heaters and the remaining phase for other items cooking etc...
  14. T

    Air source heat pumps

    Hi, has anyone out there had any experience of the performance of air source heat pumps. I am looking to fit one at my place. We are not on mains gas so am looking to find a way to economically heat the house - we currently have LPG. The manufacturers make all kinds of claims for COP but I was...
  15. B

    Dimplex heat lamps

    Have been asked to look at a smoking shelter in a pub garden. There are 2 Dimplex heat lamps on the wall, run from two spurs, off the ring. Not on Timer switch . The lamps keep blowing in the space of a week. Anyone got any ideas, other than the smokers having to stand in the cold! :)
  16. E

    Recommendations For Mains Smoke, CO & Heat Alarms

    Can anyone recommend good quality, taking into account value for money, mains powered smoke, CO and heat alarms? How about the Kidde stocked by TLC (see here), any good, or are there better?
  17. M

    Question about resistance and heat

    Hi, I'm mike, I was reading this forum and others, but i get confused because someone say that more resistance means more heat, others say that less resistance means more heat and others say that it depends on the amps. So i get confused. I know only a very few things about electricity, so i...

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