Door. Wednesday , May 24th , 2017 - 11:08:08 AM
Disadvantages: The aluminium doors are not oxidation resistant thus; oxidation appears in them in the either form of residue or pitting. The risk of being corroded always exists with aluminium doors, if certain precautions are not taken from time to time.
Other than the inner foam, these doors have other insulating enhancements in the form of high efficiency sealing systems to further keep out sound and the elements.
Disadvantages: The UPVC doors are having the biggest drawback of limited or no colour choices. You only have to choose the colourless material for your door or the bright white colour that becomes yellowish after some time.
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