Single ply membranes, in certain circumstances can be punctured, but so can other flat roof waterproofing solutions – including built-up bituminous membrane systems. Compared to other types of waterproofing, single ply membranes are easier to repair if they are damaged. There are three key factors to minimise the risk of a puncture occurring: Good housekeepingRead more
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A single ply membrane guarantee can vary in its range of cover, from being a product guarantee only, to including flat roof system design, to also including workmanship/quality of installation. A product guarantee is based on the properties and characteristics of the membrane that can be tested in isolation. The addition of system design retainsRead more
Using components not approved as part of a single ply flat roof system can invalidate the manufacturer guarantee. A warranty or guarantee relies on the manufacturer’s knowledge and confidence that all of the component products have been tested in combination and will achieve certain standards of performance. Any product substitutions should be checked and confirmedRead more
The fire rating of a single ply membrane is determined through standardised testing methods, which take into account the complete flat roof system from the structural deck upwards. There are different fire ratings for construction products depending on what is being tested; for a flat roof system, the resistance of the roof to external fireRead more
The components of a single ply flat roof system – including the single ply membrane itself and thermal insulation boards – should generally be protected at all times. Preferably they should be stored indoors before use, and afforded as much protection as possible once on the roof awaiting installation. BS 6229:2018, the code of practiceRead more
A single ply flat roof waterproofing membrane should be repaired in consultation with the membrane manufacturer, to make sure that the correct type of remedial action is taken for the membrane type. In the event of accidental damage to the membrane, the installing contractor and the membrane manufacturer should be notified immediately to agree aRead more
Is installer training available for single ply membranes? Manufacturers of single ply flat roof membranes offer installer training as part of developing a network of approved or registered contractors. The different materials used to manufacture polymeric single ply membranes depend on different installation techniques, so for system suppliers to guarantee finished roofs it is necessaryRead more
Detailing membranes are used as an accessory to the ‘standard’ single ply flat roofing membrane, and allow for the waterproofing of complex details. They are ideal when some flexibility and stretch in the membrane is required. Detailing is a particularly critical area of a flat roof build-up. It is no exaggeration to say that aRead more
Single ply flat roofing system manufacturers only supply their products to a network of approved or registered contractors. Different single ply membranes have different installation requirements and it is only through training and certifying contractors that manufacturers can have the confidence that the quality and reputation of their product – and single ply flat roofingRead more
A single ply membrane can be used to provide the waterproofing finish for a pitched roof, and there is no limit on the slope of the roof for which it can be used. BS 6229:2018, the code of practice for flat roofs with continuously supported flexible waterproof coverings, even advises that many of its recommendationsRead more
