Can IKO Polymeric provide a specification for the most suitable roofing system for my project?
Yes, IKO Polymeric can provide a project specific specification based on the site and project specific requirements. The specification covers the entire roof construction from structural deck to the waterproofing, and can include thermal, acoustic, wind loading, and specific detailing requirements. Please contact your local Business Manager for this service.
Can IKO Polymeric calculate the number of rainwater outlets required to drain the roof area?
Yes, IKO Polymeric can undertake roof drainage calculations, in accordance with EN 12056 on proposed new build and refurbishment roof build-ups. This is done to enable the correct number of IKO rainwater outlets are used to successfully drain the roof areas. Please contact our Technical Services team or your local Business Manager for this service.
Can IKO Polymeric calculate the U-Value of the roofing system?
Yes, IKO Polymeric can undertake U-Value calculations, in accordance with BS EN ISO 6946 on proposed new build and refurbishment roof build-ups. This is done to enable the correct thickness of thermal insulation to be used in accordance with current Building Regulations and building design criteria. We can also perform a condensation risk analysis, in […]
Can IKO Polymeric calculate the number of fixings required to secure the roofing system?
Yes, IKO Polymeric can undertake wind uplift calculations, in accordance with EN 1991-1-4 to design the fixing layout needed for a specific roof. This calculation must be carried out prior to installing the roof system to ensure it is adequately secured against wind uplift forces. Please contact our Technical Services team or your local Business […]
Can IKO Armourplan and IKO Spectraplan roofing systems be installed in adverse weather conditions?
Generally speaking roofing systems should not be installed in adverse weather conditions. It is not recommended to trap water within the roofing system and roofing materials should be kept clean and dry. Generally adhesives, cleaners and sealants have a +5⁰C operating limit restricting their use in colder months. In cold weather conditions a mechanically fastened […]
What standard colours are available in IKO Armourplan and IKO Spectraplan membranes?
IKO Armourplan is available in Mid Grey (RAL 7046), Slate Grey (RAL 7015), and Light Grey (RAL 7047) colours. IKO Spectraplan is available in Light Grey (RAL 7035). Please note these are the closest RAL numbers.
What is the minimum drainage falls for a single ply flat roof?
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The recommended minimum fall for a flat roof is 1:80 (0.72⁰). This applies whether the waterproofing is a polymeric single ply membrane, a reinforced bitumen membrane, or another type listed in BS 6229:2018, the code of practice for flat roofs with continuously supported flexible waterproof coverings. To achieve a 1:80 fall, the code of practice […]
Issue 9: ballasted or buried roofs
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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 are installed. […]
Issue 8: preparation of in-situ concrete decks
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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 concrete shall have […]
Issue 7: rippling in Spectraplan TPE membranes
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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 normally […]