Thornhill Damp Proofing are highly regarded in the damp proofing and dry rot industry. We provide home owners, building contractors and property professionals with expert advice and effective repair treatments for damp proofing, basement waterproofing, tanking, wet rot, dry rot as well as timber treatments. Our experts can quickly and effectively diagnose all types of damp and timber decay in the Liverpool and Wirral area. all our damp and timber works carry our long term guarantee as standard.