Silicone Sealant For Natural Stone

A stock a selection of specialist sealants for sealing natural stone such as marble, granite, limestone, sandstone and much more. Sealants Online stock only the highest quality natural stone mastic joint sealants that guarantee not to bleed into the natural stone or cause unslightly migratory staining that all common acetoxy or high modulus internal silicones and neutral cure, low modulus silicone sealants usually cause! The world-leading natural stone silicone sealant, OTTOSEAL® S70 from German sealants & adhesives specialists OTTO CHEMIE comes in over 45 colours including the recent addition of 9 x MATT FINISHES which is unrivalled in a silicone and has become increasingly more popular with our customers!