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heat

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  1. applemac

    heat shrink.

    bit of a simple question, can't remember the size of heat shrink to order to cover a crimp joint, domestic 2.5 and 1.5 stuff, had some but lost it, having a restocking day and sorting my van out as its shocking..... cheers boys,and girls!
  2. T

    Heat loss calculation software

    Can anyone recommend a heat loss calculation software?
  3. A

    Heat / smoke / carbon monoxide detector - what is required

    Hello, new kitchen extension . New boiler going in the kitchen. Can anyone let me know what is compulsory, i have a sub board going in soley for the kitchen, I know heat is required but what about mains carbon monoxide alarm..? Is one required ? Is a battery one on the wall survice or is one...
  4. B

    Air Source Heat Pumps and RHI

    Evening folks.... We don't install ASHP. So looking for some advice. Does a property need to be a Band D to qualify for RHI in the same way as FITs. I was surveying a property today for a pv system Old stone built 1905 house off mains gas grid. Sent their by their son whom we installed a...
  5. C

    Using one boiler to heat 2 flats

    I've been asked to complete some wiring on a couple units/ flats. There is one boiler and pump, to heat 2 separate heating systems. So the there's 2 programmers etc. What's the best way to go about this?
  6. T

    Heat felt in cables

    Hey folks looking for a second opinion on this one, was carrying out an eicr on an car dealership it department , all going well just the usuall cracked sockets blind grommets missing from things etc . Got to one board that feeds a lot of it computers and there was obvious heat from the DB cover...
  7. F

    Aico heat alarm

    Evening Ladies Came across a problem today after i had installed some smoke alarms. 2 opticals, 1 in hallway, 1 on landing and heat in the kitchen. When you set the heat off in the kitchen the others dont go off, but when you set any of the opticals off the kitchen heat goes off ???? Anyone had...
  8. D

    Insect barbecue and heat alarm

    I can only think that it must be infra red light causing the problem ( I assume it is IR not UV) A converted barn,completed and powered up for at least 3 months The old dear has decided to rent the place out,prospective tenants are viewing tomorrow Flies have decided to hatch and have a fly...
  9. C

    Best ways to monitor solar pv system and heat water?

    I'm uncertain regarding the relative advantages and disadvantages of two systems: 1. Elios4you to monitor the system and the linked Power Reducer to heat the hot water. I have not been quoted a price for this system. Can anyone advise? 2. A Geo Solo PV Monitor and an Immersun Unit. I...
  10. S

    Heat recovery ventilation linked to smoke alarms

    Hi! I'm installing some interlinked smoke/heat alarms. The customer wants it so that when the alarms are activated it cuts off the power supply to his heat recovery ventilation system (so it doesn't keep trying to replace the smoke with clean air, which would effectively be fanning the fire!)...
  11. O

    Excessive heat off Syvania LED GU 10 lamps

    As the title says really. My hairdresser has a number of these, retro fitted into downlights and they are failing often. From what I could tell today they were exceptionally hot, as was the surrounding metal casing. My best guess is to bin the fire rated enclosures to reduce the heat?? ( they...
  12. D

    Air Source Heat Pump Signal Flex

    On Air Source Heat pumps there is a signal flex going from the Pump all the way to the Cylinder, It's 0.75mm Flex and I'm getting two opinions about whether it can be run in containment (YT2 and 20mm conduit) with the feed. The spark is saying that it can on 5Kw pumps (2.5mm T&E for the feed)...
  13. B

    Air to Air Heat Pump

    Can someone please explain to me (in simpleton terms) what is the difference between an air to air heat pump and air conditioning.I know that the heat pump take s the air from outside of the property and recycles it as hot air inside. Apart from that surely the two systems are virtually the same...
  14. V

    Does boiler cable need to be heat resistant?

    Hi, can someone help me please. I have always wired boilers with heat resisting flex (mostly non butyl but heat resistant to 90degree). Recently I wired a boiler and the electrician who was only supposed to put a fused spur instead of my temporary plug and socket decided to rip out my heat...
  15. S

    Water heater stat without over heat trip

    If doing an EICR and you find an immersion heater stat with no over heat trip do you code it? Another spark I know makes it a code 2 - unsatisfactory. Thoughts please
  16. rmaynard

    Working in this heat

    is anyone else unlucky enough to be inside working during our glorious summer we so deservedly need? iv been in a greenhouse working in 50+ heat for the last week going onto nights next week thank god
  17. The Solar King

    Domestic Renewable Heat Incentive

    The results of the consultation and resulting proposals have been published today and can be found here: https://www.gov.uk/government/consultations/renewable-heat-incentive-proposals-for-a-domestic-scheme There is quite a bit to digest, but here are some headlines. If I have made any errors...
  18. A

    Kenwood heat recovery system

    Hi people, I was hoping someone could shed some light... Is it possible to acquire one of these Kenwood systems independently? I have a customer who has been quoted 200 of her hard earned English pounds just for someone to have a look, no guarantees to solve problem (without spending more, of...
  19. A

    Rointe Or Dimplex Duo Heat

    Hi, I've recently bought a flat and have done away with the old storage heaters that were fitted. I was pretty set on replacing these with Dimplex Duo Heat storage heaters and the panel heaters to match until the electrician came round last night and suggested Rointe ones. Its a top floor flat...
  20. Rockingit

    Low temp heat shrink

    Anyone come across heat shrink that activates at really low 60-70deg kind of temp? Have a non electrical application for some if so.

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