Polypipe Polyfast BSP Threaded Reducing Bush (Black) 3/4" x 1/2" - 4703412

The Polypipe 4703412 is a compact polypropylene reducing bush designed to connect ¾″ BSP female threads to ½″ BSP male threads in MDPE water systems. Engineered for durability and ease of use, this WRAS-approved fitting ensures a secure, leak-free threaded connection without the need for sealants, adhesives, or heat. Ideal for potable water supplies, garden irrigation, and agricultural pipework where space and precision are key.

• Enables direct thread-size reduction from ¾″ BSP female to ½″ BSP male
• Made from robust polypropylene for excellent resistance to corrosion and impact
• Threaded connection – fast installation without tools, glue, or welding
• Suitable for cold water supply, drip irrigation, and small-scale MDPE systems

• WRAS-approved – safe for use with drinking water