Holding the Line at the Joint: A Sealant Specification for Rooms That Move
Sealants are often chosen at the end of a project, when the finishing trades are packing up and the tube in the van looks close enough. Yet the joint is where movement, moisture and cleaning meet first, so it deserves a specification of its own. This guide sets out how to choose sanitary silicone, paintable caulk and exterior sealants by location, substrate and expected movement in UK homes.