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Attaching and sealing upvc sills

Discussion in 'Windows and Doors' started by NATHAN01, 14 Apr 2009.

  1. NATHAN01

    NATHAN01

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    hi all just a quick question iv got a couple of upvc windows to fit in my garage just wondering do i need to run a bead of silicone across bottom of window before i screw the sill on or just screw it straight on many thanx nathan
     
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  3. noseall

    noseall

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    We always use a bead of silicone, a lot of window fixers do not.
    It helps prevent 'reeding' (annoying whistling sounds on windy days).

    It is better placed towards the inner side of the sill and not towards the outside, as this can interfere with the water run off drainage channels.
     
  4. NATHAN01

    NATHAN01

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    thank you very much for yr reply i think i will use it just to be on the safe sound
     
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