During the regeneration of the new Terminal 2 at Heathrow Airport, Vetter UK, the specialist contracting arm of Laing O’Rourke needed to specify a fast-drying 135mm deep screed so that the project could continue with minimum disruption, saving time and costs. RonaScreed FastDry Prompt was specified for its fast-drying properties and the fact that it could be mixed at ground level and then pumped up the three storeys to the point of application, saving on time and cost.
RonaScreed FastDry Prompt – benefits and drying
RonaScreed FastDry Prompt (formerly RonaScreed 8 Day Overlay) is so-called because it is a fast-drying screed additive which enables a 50mm thickness of 3:1 sand/ cement screed to be overlaid with moi ...
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BS 8204-1 “Concrete bases and cementitious levelling screeds to receive floorings — Code of practice” section 6.11.1 suggests the following calculation for drying of screeds with no fast drying additi ...
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Avoidance/ Mitigation Of The Effects Of Common Forms Of Cracking In Cementitious Screeds
Aggregate is usually 0–4 mm and is mixed with cement in the ratio of 1:3 or 1:4 cement to sand, depending on strength requirements and drying requirements. For total screed thicknesses in excess of 50 ...
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