The McAlpine STW4-RB is a 50mm water seal resealing shower trap with a multifit outlet. It is designed to provide a reliable and efficient way to prevent unpleasant odors and gases from entering your home through your plumbing system, particularly in shower installations.

The trap features a 50mm water seal to prevent gases and odors from escaping, and a resealing mechanism that allows water to pass through while closing off the trap when not in use. This mechanism helps to prevent foul smells from entering your home, while also ensuring that the trap remains clear and free-flowing.

The McAlpine STW4-RB shower trap also features a multifit outlet, which allows it to be used with a variety of different pipe sizes and materials. This makes it a versatile solution that can be used in a wide range of shower installations.

In terms of construction, the McAlpine STW4-RB is made from high-quality materials that are designed to provide long-lasting performance. The trap body is made from durable plastic, while the removable top and seal are made from silicone.

Overall, the McAlpine STW4-RB 50mm Water Seal Resealing Shower Trap with Multifit Outlet is a reliable and efficient solution for preventing unpleasant odors and gases from entering your home through your shower plumbing. Its versatile design and durable construction make it a popular choice for both professional plumbers and DIY enthusiasts.

・ Available in White or Chrome Plated Plastic, or Chrome Plated Brass
・ Suitable for shower trays with a 50mm waste hole
・ 50mm Water Seal
・ 1½" BSP Thread
・ Supplied with 95° Bend - BSP coupling nut x 1½" Multifit