We stock a range of specialist tanking products used to tank substrates to prevent water ingress, from trusted shower waterproofing brand names such as Mapei, Sika Everbuild, Aquaseal, Geocel Geochem, FEB Building and Aquaseal. If you're a professional tradesman looking for a high quality tanking option for basements or wetrooms or a homeowner doing it yourself, then take a look at these high quality tanking products, available for sameday collection or nextday delivery from our store in Chingford, North-East London.