roof

roof

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  1. littlespark

    Problems with my roof

    I mentioned it a couple of times on other threads, and will link to here from those.... I found this diagram on t'internet showing how my roof has been constructed... closest anyway. In my situation, the cavity wall on the left there has been removed, with a steel beam holding it up. Modern...
  2. Kilgore_Trout

    Aluminum Roof Deck Question

    I have a customer with an insulated aluminum patio cover featuring two ceiling fans. On the roof, there are two PVC junction boxes connected by PVC conduit. One of the fittings entering these junction boxes is broken, exposing the wires within the conduit and box connection. This is what the...
  3. C

    Junction boxes in roof space

    Hi all, with majority of new builds adopting loop at the switch for residential lighting circuits these days, am wondering if any one still bothers with junction boxes in the roof space these days?
  4. H

    I'm looking to identify an object in my roof

    This electrical item sits on top of the plaster from the roof. There is a humming noise coming from it, it puts out a lot of heat and sometimes things in the room below will vibrate. It's very strange I know. I am unable to get closer to it as I have been informed that there is no manhole on the...
  5. ionionascu

    UK Minimum space between solar panel and roof window

    Hi. We are planning a loft conversion and I want to arrange the velux roof windows so that I maximise the space available to install solar panels. Can someone please let me know what is the recommended or mandatory space that must be left between the edge of the window's frame and the edge of...
  6. patoune

    UK Flat roof electric velux > 'no contact' message on pad

    Hello, I've got an issue with my electric flat roof skylight velux: the pad reads 'no contact' with the flat roof velux. Please see attached picture. Have you come across this issue before? The plug is switched on. Thanks very much everyone!
  7. D

    Hi my aerial is on the roof of my house but when I walk past the TV in my bedroom it loses signal. Can anyone tell me why.

    Hi my aerial is on the roof of my house but when I walk past the TV in my bedroom it loses signal. Can anyone tell me why.
  8. C

    Roof isolator ELV array

    Hi everyone, I have asked 3 different installers who answered YES, NO, and I will have to find out. On a small ELV solar array (74V/18A) is a rooftop isolator required in the regs? There will be 12 x 250W panels (VOC 37V ISC 9A) feeding 2 MPPT controllers, Victron 100/50 and 100/30 Panels will...
  9. S

    Ceiling speakers in cold deck roof.

    Hi, Is it possible to install ceiling speakers in the cold deck roof? I understand that cutting hole through (fully through) the insulation board is out of the question. Is it even doable even or does it have to be warm deck roof. It's a flat roof with big flat roof windows. Same problem I...
  10. Leesparkykent

    Electrician Jobs Pv roof team and electrician

    I’m looking for a PV roof team and a qualified sparks...Good rates of pay and will supply a new van, mobile, tablet etc. All work is in Kent and are mainly on domestic properties with the odd commercial install. Currently getting between 5 and 10 installs a week. If anyone is interested or knows...
  11. B

    Thatch Roof Wiring

    Hi guys,recommendations please what is the best way of protecting cables in a roof space with a thatched roof,that has already been wired in T&E,are there any regulations,a job Ive come across today. Regards
  12. I

    Roof Earthing

    Guys, I generally have had a pretty narrow industrial focus and have recently branched out into domestic and commercial and have come across a situation that just doesn't feel right. I have been asked to do an EICR at a commercial property (listed building) where a known defect is that one of...
  13. S

    corrugated metal roof with steel frame fixings

    just looking at a 50kW on a corrugated metal roof on a steel frame. It is crinkly tin, not trapezoidal, with some insulation sheeting underneath. The only fixings recommended so far are Schletter Fix E but they look fiddly to install and am yet to fins a uk supplier with some in stock. Can...
  14. infinity

    flat roof mounting on domestic install

    I have been 'given' a job (friend of friend) to install 6 panels on a flat roof at their property, i have not installed any flat mounting systems as of yet so wondering if anyone can recommend a good kit manufacturer? Any advice appreciated.
  15. A

    Structural roof surveyor in Bath area

    Can anybody recommend some good (and reasonably priced) roof surveyors in the Bath area. I'm required by NAPIT to have one done for a solar installation. Thanks
  16. A

    Flat on a Flat roof

    Being a bit of a numpty when it comes to PV installs, I have a question: I have a flat roof 5m x 4.8m SE facing, Flat to the roof is not so good I know, but I can get away with 12 panels. If I were to use maybe 15 degree mounts I am guessing I could get away with maybe 8 panels. If only for...
  17. S

    Mounting for steel sheet roof tiles

    We have a customer installing on Decra steel sheet roof. It is a corrugated steel sheet that is made to look like tiles. They are nailed to a wooden sub structure. Has anyone fitted onto this roof covering type before, and if so what type of fixing did you use to attach the rail? We have...
  18. L

    Roof exhaust fans

    Hey guys, I could do with some help. I'm out doing a job and the site im working on has two buildings, both have a roof mounted exhaust fan for the toilets. Either is working. I've checked and they both have a supply. I have a little experience with motors but not enough for this kind of fault...
  19. E

    Nice roof

    Welcome To :: Green Power Solar look at the install on the home page
  20. F

    10kw Flat Roof Solutions with Low Ballast

    Can anyone recommend a good flat roof solution without penetrating the roof. I looked at renusol consoles today, however their wind load calculation suggested I needed a ballast of 320kg in each console bucket! This is for a building that is 30m in height, and in my opinion 44 panels with...

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