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  1. S

    Ventilation duct in celotex

    The insulation is 100mm thick, and the duct is 50mm thick, we intend to have 65mm dry screed with wet ufh heating
  2. S

    Ventilation duct in celotex

    Hi folks, We are in the process of getting a rear extension built with the following sandwich layer: Finished floor screed with wet UFH heating PIR insulation boards Concrete DPC layer Hardcore We have got some ventilation ducts that are flowing the length of the extension to provide...
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    Extension floor insulation thickness

    We do have some proper plans drawn up, but our building control inspector has asked us to do additional things that weren't documented on the initial plans as and when he comes to inspect, so I am just trying to arm myself with some information so we can counter him if it comes to it
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    Extension floor insulation thickness

    Hi folks, We are in the process of getting a rear extension built with the following sandwich layer: Finished floor screed with wet UFH heating PIR insulation boards Concrete DPC layer Hardcore Is there anything in the regulation which dictates the thickness of the PIR insulation boards? I...
  5. S

    Polypipe/copper pipe laid between PIR insulation in extension area

    Hi folks, We are in the process of getting a rear extension built with the following sandwich layer: Finished floor screed with wet UFH heating PIR insulation boards Concrete DPC layer Hardcore We are having a new water pipe (blue poly pipe) laid from the front of the house all the way into...
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