The McAlpine PUB-WH 1½" x 70mm Polished Stainless Steel Flange Pop-Up Bath Waste and Overflow is a high-quality plumbing component designed for bathtubs. This waste features a centre pin model with an overflow/command knob, allowing for controlled water flow and overflow prevention. It has a standard 1½" size for bathtub compatibility and a 70mm polished stainless steel flange for a modern aesthetic. The integrated command knob lets you manage water levels, ideal for deep bathtubs. Easy to install with durable construction, it includes a 1½" x 50mm water seal trap for secure, leak-free connections. Available with flanges and overflow/command knobs in White or Chrome Plated Plastic, or Chrome Plated Brass. Features a 1½" BSP connection and a 70mm Stainless Steel flange. The centre pin dry fixing connection offers a quick, simple, and neat installation, saving on material and labor costs. The flexible overflow tube has an OD of 34mm.