MacDonald Plumbing Supplies MacOverflow 21.5mm Overflow to 40mm Waste Adaptor Black PACK OF 10

The MacOverflow 21.5mm Overflow to 40mm Waste Adaptor Black provides a practical and reliable solution for connecting standard 21.5mm overflow pipework into 40mm waste systems. Commonly used on basins, cisterns and appliance overflows, this adaptor ensures a smooth transition between pipe sizes while maintaining correct flow and alignment. The black finish is ideal for modern installations or where pipework is visible. Supplied in a trade-friendly pack of 10, it is well suited to professional plumbers and maintenance engineers.

MacDonald Plumbing Supplies MacOverflow 21.5mm Overflow to 40mm Waste Adaptor White PACK OF 10

The MacOverflow 21.5mm Overflow to 40mm Waste Adaptor White is designed to provide a clean and reliable transition from standard 21.5mm overflow pipework into 40mm waste systems. Commonly used on basins, toilet cisterns and appliance overflows, this adaptor ensures correct alignment and dependable performance. The white finish is ideal for traditional installations or where pipework needs to blend discreetly with sanitaryware. Supplied in a convenient pack of 10, it is well suited to trade use and repeat installations.