The raw material for the manufacture of lime mortars and renders is obtained from naturally occurring sources such as limestone (one form of CaCO3 or calcium carbonate), sea creature shells or coral calcium carbonate/ chalk (another form of CaCO3 or calcium carbonate). For the process of making lime putty (Ca(OH)2 or calcium hydroxide) from the...
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When deciding to paint a new external render, it is difficult for people to decide which high quality branded paint to use on the render as there is a confusing choice of paints e.g. the Dulux weathershield smooth masonry paint or the Dulux Weathershield Waterseal. Dulux Weathershield Waterseal is a silicone based product that isn’t...
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Lime is known as a traditional material that has been used for many years. It is also a material that is being increasingly recommended by conservationists and architects because it does not have the potential to damage traditionally constructed buildings greatly in comparison to hard cement mortars and gypsum plasters which are well known to be  inappropriate...
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