Designers & Manufacturers of Specialist Patented Pipe Fittings and Valves for Water and Air Applications. Brand/Trade Names are "Lead-Loc" and "Push-Loc". Market Leader in UK for couplings that connect Lead Pipe to Copper or Plastic who actually created the market. Fittings used by Government Departments, Historic Houses and the Royal Families Properties as well as the general trade and DIY. Millions sold with less than ten complaints.