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    Are loft purlin binders necessery?

    Hi There, Most likely in topic I have used wrong terminology to describe my issue but hopefully picture attached will do better. I am trying to make more space in my loft and install some doors to cover clutter located in deeper corners of my loft and I wonder if those "binders" pointed in...
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    How to calculate water flow in property?

    Hi, I just wonder if someone could link online calculator for water flow? I got water pressure and internal pipe diameter which, from my point of view, should be enough to get flow of liters/min out of those two factors. The reason I am asking is that I need 1.3 bar and 100 liters/min in...
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    How to tell if I got fire proof doors already installed?

    Hi There, I am having issue at this moment with my internal doors. Because I am doing loft conversion over third floor I am required to install fire proof doors everywhere in apartment. The thing is that my all doors got features required to claim that these doors are fire proof doors already...
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    Scottish u-value for concrete walls?

    Hi, Just to clarify what is the u-value requirement for concrete block wall 200mm (loft conversion) in Scotland. Insulation will be placed in timber frame with gap of 25 mm. I am getting different messages here because local Council telling me that U-value in my case should be 0.2 where...
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    How to achieve 0.2 u-value cheaply?

    Hi, I am trying to find the best insulation in terms of price for my pitched roof (vented, 600mm between rafters and 190mm depth). It need to be done as per regulations with u-value of 0.2. I have found with this calculator that I need thickness at least of 150mm of Celotex insulation which...
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    When Scaffold is required in terms of regulations?

    I am about to install bigger Velux windows and one additional in my loft (4th floor). I think I got really bad architect because he is not sure about anything however that is another matter; probably I will get another one. Anyway I wonder when regulations required scaffold to be erected...
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    Which insulation?Room-in-room"or"Loft roll 44?

    Hi There again, I wonder if someone can tell me which of those two types of insulations is proper one in terms of current regulations. I need that between my rafters in pitched roof/loft, which will be converted in additional bedroom at some point and I am looking for cheapest option available...
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    Insulation of 130mm between rafters...is that right?

    Hi There, I wonder if someone can tell me what regulations are for insulation between rafters set on peaked roof. I have read this forum througout and it seems that insulation thickness are vary from place to place. Architect told me that insulation should be at least 130 mm with gap of 25 mm...
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