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    Corvec Britony II Water Heater

    Hi, I have a Corvec Britony water heater in a flat I have just purchased, I am currently trying to decide how to heat the property. There are a number of old storage heaters dotted around the place but these look like they have been there since the year dot. The property is a top floor flat...
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    Balance of storage and panel heaters

    Hi, I have a top floor flat (in a block of 4) and am looking to replace the somewhat old combination of storage and panel heaters with the dimplex DuoHeat range. I was thinking of splitting the heating as follows having gone with the dimplex "help me choose": Lounge - 5 * 3.73m, 1 external...
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    Notification of candidate results : 2391/01

    Has anyone received their 2391 results for the written exam? Did mine at Farnborough college on 19th July and received results it in the post this morning and it was a pass for me.
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    C&G 2391 at Farnborough College of Technology....

    Anyone doing 2391 on this forum at farnborough ? I've just received my notification of my written exam that I've been entered into will be next thursday, 7th June. Funny thing here is that the course doesn't complete until beg July so plenty of theory left to do. Just phoned college...
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    A rubber thingy to aid making good.....

    Hi, I hear there exists a thing that is used to simplify making good around newly cut cutouts for backboxes - I was told it is some sort of rubber _thingy_ that sits inside the cutout - you make good up to it, let is set and you remove it by collapsing it inwards. Sorry for the rather...
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    Feed for Ceramic hob - 2 cooking zones

    Hello all, Is it acceptable to spur off a ring main feeding a small kitchette area with a 13A switched FCU in order to supply a small 2 zone hob. The maximum demand of the hob is 2.9kw total (1~12.5 amps) and the demand for the ring in reality is small. The FCU being located above a small...
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    Fuse Identification

    Hello all, I'm trying to workout exactly what fuse I have as my primary overcurrent device and its short circuit capacity. It has the following markings on the barrel: English Electric BS88:1952 195 440AC4 TYPE RHL 60Amp Thanks ~rlc
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    Routing of main equipotential bonding conductors

    Can a main equipotential bonding conductor be routed from the MET via the exterior of the building in order to bond the water service pipe at the point of entry. Reason I ask is my gas and water service pipes not co-located - the gas is in the same location as the CU but the water is at the...
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    Earth clamps for microbore pipes??

    Hello, My house is lacking supplementary bonding throughout the bathrooms - the rads have microbore pipes feeding the them. The EC14 earth clamps are spec'd at 1/2" - 1-1/4" so are not suitable - could someone tell me what clamps should be used for microbore pipes ~8mm OD. Thanks
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    Downlighter city...

    Morning all, My task has been to connect something like 40 downlighers in various rooms throughout a new build - during lunch the boss informed me that he is getting a number of plasterboard boxes made to sit over the cans of the downlighters for the following reasons: 1. to prevent vapour...
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    Output of extractor fan....

    Hello, Is it normal/acceptable pratice to vent an extractor fan into the roof space? In some cases it's difficult to get the flexible ducting into a sofit grille so locating to ducting as close to the sofit as possible - would be acceptable? Cheers ~rlc
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    "Corral side" of a fence

    A "colleague" having seen a picture of my last few weekends hard work informs me that I have erected my fence incorrectly as I have the "corral side" facing the neighbours garden...having never heard of this and guessing on the spelling I wonder if the term is correct....he informed me this is...
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    Applying It>= In/CaCiCgCr: "Cable is king"

    Scenario : 8kW shower, Ambient temp 30degC, clipping direct ref method 1, thermal insulation 400mm, touching / grouped with 3 other circuits 8kw/230 Ib = 34.8A, In >= Ib, 40A MCB Cg = 0.75 Ca = 1 @ 30deg C Cr = 1 as MCB It = 40 / (0.75 * 0.55 * 1 * 1) = 97A OSG Cable selection...
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    Wall mounted radiant fire in bathroom

    Is it OK to have a "radiant fire" mounted on the wall assuming its in zone 3 within the bathroom (assuming supplementary bonded correctly)? I not totally sure the name is correct but it's one of those which typically has two bars and a pull cord from below. Something from the 60's possibly.
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    Cable protection (domestic garage), use of met-clad boxes

    Is there a need/requirement to use conduit (i.e high impact uPVC) in order to provide additional mechanical protection to the cable routed inside a domestic garage. I've seen the folowing cases: (i) clipped directly to the blockwork (ii) clipped to wooden battens (iii) routed inside...
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    Joining rails to a post !90deg or !180degress

    Just wondering the way to join rails to a post when the plane of the two posts is not 90 or 180 degrees as shown in the diagram, circle section. Its probably something like 160degress, a 20 degree wedge possibly? http://i123.photobucket.com/albums/o316/rlc_2007/attachingRails.jpg Thanks...
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    Fixing a capping strip to feather edge

    Whats the best way of fixing a capping strip to the top of a featheredge - should I nail it from the topside into the ends of the FE or fix it nailing through the front to back? Thanks ~rls
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    Can anyone recommend a suitable Nailer....

    for erecting a featheredge fence for rails -> posts, fe -> rails, gravel board -> posts - I don't want to spend too much as probably wont have much need for it afterwards - probably needs to cater for 50mm and 75mm nails Thanks
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    Advice to remove these bl00dy things...

    chainsaw followed by ???? to get the roots and any extras out....any ideas welcome...Thanks http://i123.photobucket.com/albums/o316/rlc_2007/21012007001.jpg http://i123.photobucket.com/albums/o316/rlc_2007/21012007.jpg
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    Bramble city

    Is there an efficient way to clear an area which is overgrown with the brambles? The area covers ~700m^2 and is totally overgrown, some of them are 40mm dia. I want to clear it, level it off and landscape it eventually but I see thats some time off!. Is there a bit of kit I can hire to make life...
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