McAlpine started making plumbing products in 1902. McAlpine was the first company in the United Kingdom to manufacture plastic traps. The company has an enviable reputation for producing innovative products driven by market conditions and customer demand.

McAlpine is a manufacturer actively involved in the promotion of quality products like bottle traps, waste valves, bath traps, shower traps, WC connectors, Flexible WC connectors, etc..