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    Exposed un rendered clockwork restricted access

    Extension with double skin wall, concrete blockwork on outer skin. Side wall of extension couldn't be rendered completely due to restricted access The neighbours have a single extension...and between the walls is an 12" - 18" gap , if that. How can i protect the concrete blocks ? Someone said...
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    Insulation Methods

    New wrap around side extension with: Pitched roof (breathable felt on rafters /standard ceilings joists) Double skin/ insulated wall/new floor etc etc What are my options as regards insulation to the 'attic' / void ? will have inspection hatch , storage very limited if at all foam backed...
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    Insulation to eaves warm roof

    New kitchen extension which has pitched warm roof. Do I just need to 'celotex off' between each rafter to stop cold air coming in ?? (as ceilings will just be boarded- no insulation req ) Also above glazing a similar scenario ?? see pics second image is where eaves are shut off due to box gutter
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    Ceiling & additional wall Insulation

    New single storey side extension (wc/ utility & office) with tiled pitched roof (inc breathable membrane/felt) with rafters & ceiling joists So small void /storage area potentially all be it small, and insulation is priority Double skin (Con. blocks, cavity insulation , Fenlite Con blocks,)...
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    Replacement Solid Floor Insulation Options

    House renovation with new extension New Floor / oversight on new extended room Replacement floor on existing part of house , with new oversight /membrane. Floor being hacked up Underfloor heating within new screed on all ground floor on one level Assuming Finished floor levels are correct and...
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    Glazing on RSJ with sliding doors

    ~Vaulted kitchen asymmetric roof single storey extension ~Block work with cavity supporting Catnic type RSJ ~Bespoke glazing (2 x triangular) on RSJ ~Sliding doors under RSJ ~Ali cladding C section over external of RSJ My concern pre door/glazing install is the detail on the RSJ with the...
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    EPDM Flashing

    I have a "classic bond' once piece EPDM roof I need to install an Ubbink extract ventilator through the roof. The base of this ventilator kit has a EPDM flange- Looks as if is supposed to be heat welded Can I seal / fix this any other way on the existing EPDM without using heat??
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    Cable sizing to Annexe

    HI what size & type of cable is required if putting sub mains to an annexe & a garage . The main house is on external meter box Garage & annexe to have their own supply and consumer unit fed back from just before the house internal consumer unit (so all metered from main meter) Not sure what...
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    Induction & Oven connection

    Small kitchen in a self contained detached annexe Best way of connecting / cable sizing for an Oven & Induction 2 zone hob Oven has plug on it and 2.2kw Hob is rated at 2.8kw. Is it best to run a 6mm to a single 32a dp switch , then a combined outlet plate behind oven or is this overkill ?
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    Velux on Sarnafil 15 deg Flashing

    We have a 15 degree pitched warm roof with Sarnafil. It has 2 standard GGU MK06 Velux windows. WHAT IS THE CORRECT FLASHING ??? Or Correct flashing method?? My carpenter has built the kerbs ready, to which the Sarnafil fitters have covered right over the top I'm tired of going between Velux...
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    timber frame insualtion and vapour check

    Timber Frame annexe has cladding, battens, breather membrane, OSB, then 150mm timber frame wall Inside: celotex between studs Then what's my best option as regards insulating, vapour barrier , service voids etc A multi foil insulting vapor barrier seems a good idea ??? If constructing...
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    DPM needed ?

    I have a timber frame structure mounted on concrete blocks around the perimeter, which are bedded on a concrete base.The concrete base has a membrane but is cut off flush. as i'm doing a solid floor inc Ufh made up of 150mm celotex , a seperation layer then UFH stapled on top , before a 75mm...
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    Insulating eves with warm roof (Annexxe)

    Hi Garden detached room under construction . Warm roof will be used (18mm osb then 100 celotex then 18 osb) Query : Insulation with the eves at end of joist runs, as there are noggins etc please see attached Before answering - thanks
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    What ceiling finish in garage

    new built detached outbuilding/store/workshop modern build concrete blocks/cavity insulation/thermalite blocks inside (won't be skimmed or boarded) floor insulated mono pitched low pitched roof occasional heat but more about keeping stuff dry as opposed to getting moisture damage in old shed...
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