The building industry has been using silicone sealants for years now but a surprising number of tradespeople don’t know the difference between high and low modulus or neutral curing. I may upset a few people when I say this but I think this is largely the fault of the manufacturers themselves.

Builders are not chemists and they don’t want a lot of complicated terminology on the tube. Just tell us what it does and where to use it and maybe even where not to use it. Information such as ‘can be used on natural stone and non-corrosive to metals’ is more helpful than simply stating it is neutral curing.

Happily, the makers of HB42 have taken this on board with a well designed and informative pack. Hopefully others will follow..

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