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Results 1 - 10 of 44 for Airtightness
  • Supplier Profile
    H+H Celcon has been manufacturing aircrete in the UK since 1949 and is the leading specialist manufacturer in its field. It is part of the Danish H+H Group with manufacturing and marketing operations...
  • Article - 10 Feb 2004
    Air leakage wastes energy and money, and this is addressed by Part L2 of the Building Regulations, which came into force on 1 April 2002, requiring all new commercial and public buildings with a floor...
  • Article - 9 Jul 2004
    The increase in the number of reported cases of roof timber rot and mould is attributed to the failure of contractors to properly ventilate cold and warm pitched roofs according to British Regulations...
  • Article - 10 May 2004
    This brochure describes the Alreflex 2L2 Super-R roof insulation material, a non-ventilated system, produced by Thermal Economics Ltd, and its installation in roofs and walls.
  • Article - 10 May 2004
    Condensation problems may occur in unventilated roofs which rely upon vapour permeable underlays ( membranes ) for condensation control, particularly during sudden cold spells and the drying out phase...
  • Article - 26 Mar 2004
    Conventional methods of roof ventilation are not compatible with the new Building Regulations Part L, which encourages airtight systems. Topic.
  • Article - 27 Feb 2004
    Incorrectly designed, constructed and maintained ventilated roofs may fail prematurely by moisture-induced rotting, whereas non-ventilated roof systems with a breathable membrane require no...
  • Article - 27 Feb 2004
    The control of condensation in roof spaces whilst achieving the Building Regulations requirement for a U-value of 0.16 W/sq m/K is discussed. Topic.
  • Article - 6 Feb 2004
    A novel building material was made from unfired vermiculite, Ca(OH)2, SiO2 and pulp by autoclaving at 187 C. Technical Brief.
  • Article - 14 Nov 2003
    To prevent energy loss in buildings featuring ductwork for cooling and heating, the ducts need to be sealed. Product.