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Single ply flat roofing systems should not be installed in adverse weather conditions. While British weather can be unpredictable, working in the best possible conditions improves quality and avoids corner cutting or poor practice. Substrates are typically expected to be clean and dry, making wet weather work undesirable. Materials should be protected from rain asRead more

Single ply membranes for flat roof waterproofing can be manufactured in special colours. Manufacturers typically offer a limited range of standard colours, with anything else subject to minimum order quantities and/or extended lead times. ‘Polymeric single ply membrane’ is a catch-all term for the different polymers that can be used to make flat roof waterproofingRead more

Single ply membranes are offered in a limited range of standard colours, usually a selection of greys. Non-standard colours are available subject to minimum order quantities and extended lead times. As well as naming the colours of their single ply membrane, waterproofing manufacturers commonly also use the closest matching RAL number, to allow for moreRead more

Ponding does not affect the performance or life expectancy of single ply membrane waterproofing. Nor does it typically affect the guarantee offered by the waterproofing manufacturer. However, all efforts should be made to avoid ponding. When flat roof drainage falls are not properly designed or constructed, the roof becomes less effective at shedding rainwater. AnyRead more