Recent content by phattanglo

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    Damp stone floor

    I just removed a black tar like layer from my kitchen floor as it was above the lounge floor level and I want to laminate straight through. It came easily up in sheets an inch thick. It revealed the original stone flags which sadly are in a state with quite a bit of damp and nowhere level. My...
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    Expansion vessel calculation

    I would say it would be approximately 8 to 10ft below the level of the boiler. so given a working pressure of 1 - 1.5 bar would a charge of 1 bar in the vessel be ok ?
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    Expansion vessel calculation

    Just to add to my last post. Due to a lack of space I can't fit the vessel near the boiler. Would it be possible to fit it in the cellar into the return pipe from the living room rad.
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    Expansion vessel calculation

    I happen to have a new one :lol:
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    Expansion vessel calculation

    The reason I asked was because it occurred to me that a set pressure in the vessel might render it redundant. A pressure that was too high might not be compressed very much and be effectively solid and a pressure that was too low would be squashed flat by the cold water pressure and again be...
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    Expansion vessel calculation

    I've just bought a 12lt expansion vessel to take over from the dead one in a Ravenheat CSI85. There are only 4 rads and at a cold pressure of 1 bar the gauge shows a rise to 2 bars at full working temp. Could you please tell me what the correct air pressure needs to be in the vessel to...
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    Chimney breast

    I've remove a few bricks in the centre of the breast and established an rsj should support everything. However that is not taking into account the mid feather which I feel is the main consideration in this project. Would I be right in thinking that I will need lintels to support both the front...
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    Chimney breast

    You have it pretty much right. with the exception of the joists. The joist is basically a full length except for a section cut out in the middle of the breast where the upstairs hearth stone sits directly onto the top of the breast front. So it's joist, hearth stone, joist all in line with and...
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    Chimney breast

    That's a big help thanks.
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    Chimney breast

    I hope my first post makes sense and that someone will be able to help. I am opening up a chimney breast to take a range cooker and would like to know what size steel to put in. It will be resting on the breast sides with a span of 1700mm. It will be at ceiling height supporting the end of...
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