County Construction

An online service from County Construction Chemicals Ltd. Established in the joint sealing business for well over 40 years, we're proud to introduce a selection of our finest coloured mastic joint sealants, adhesives, specialist build & repair, waterproofing materials, tools and accessories. When ordering mastics and sealant products, waterproofing, wood or concrete build and repair materials, mastic caulking guns and equipment with us through this website, you'll be dealing with a highly experienced and trusted business with our own London stores, ready to deliver all over the UK with a fast and reliable timespan.