Flat roofs have been a very popular choice for specifiers for various reasons including cost, aesthetic appeal and functionality. They are often seen as the simple option, however, so many things need to be considered to achieve a long lasting system that is fit for purpose. To begin with, there are various different waterproofing systemsRead more

The following guidance should be followed when a flat roofing area is to be overlaid with a permanent system such as heavy duty timber decking, paving, ballast or bio-diverse (Green/Brown) systems. Any such roofing project must have an Electronic Leak Test carried out once the waterproofing is completed and before the finished surface materials areRead more

When anyone employs a “service” they would expect to have a “good job; done well”, not much to ask. Unfortunately there are occasions when the customer receives anything but their reasonable expectation. One would think the old adage “you are only as good as your last job” would help eradicate bad practice and poor workmanship,Read more

Concrete Specification In-situ Concrete for roof decks shall be specified and produced in accordance with BS EN 206:2013 and installed in accordance with BS13670:2009 and the National Structural Concrete Specification. Normal Weight and Lightweight concretes are suitable substrates for most IKO Waterproofing system applications. As defined in BS EN 206:2013, Normal Weight and Lightweight concreteRead more

Spectraplan TPE membranes can exhibit surface rippling, particularly with changes in temperature, the effect is also noticeable when the daylight changes from dispersed or diffused light of a cloudy day to direct sunlight. This is an inherent feature of the membrane as a result of in-built extensibility during the manufacturing process. The effect will normallyRead more

All Polymeric Membranes 1.0  General Roof maintenance, as with any part of the building, is essential in order to comply with the waterproofing system guarantee and to ensure maximum performance and life expectancy. 2.0  Access Access to the roof must only be allowed under supervision of the Building Manager or the person responsible for buildingRead more

Use of Adhesives Generally both PU Adhesives and contact adhesives should not be used if the temperature is below 5° C, they should also be stored at 15+°C. Storing the adhesives on the roof overnight during low temperatures is considered poor practice and should be avoided. If this is unavoidable then provision should be madeRead more

Flat roof areas should always be designed in accordance with Codes of Practice to freely drain water either directly to rainwater outlets or to a gutter section, either off the roof elevation or to an internal box gutter section. Ideally internal box gutters should also be constructed with an adequate fall. Should a roof areaRead more

Areas to be worked on should be swept with a soft brush to remove any debris or sharp fines that may be laying on the surface. As well as the area to be repaired the surrounding area should also be swept to reduce the chance of bringing debris back into the work area. The membraneRead more

IKO Polymeric do not recommend the use of PVC coated lightning conductor tapes on Armourplan PVC roofing systems as the PVC coating can cause plasticiser migration from the waterproofing membrane. Plain tapes should be used and secured into position with IKO Strike lightning conductor clips. IKO Strike Lightening Conductor Clip Click here to download thisRead more