The Polypipe SU420G Double Branch 110mm (4in) 92½° fitting is designed for use in vertical soil stack systems, allowing two waste pipes to connect into a main soil line efficiently. Manufactured from durable PVCu, it provides a strong, watertight joint that ensures long-term performance in soil and vent installations. Ideal for domestic and commercial applications, this double branch must be installed in a vertical position only. Fully compatible with Polypipe’s 110mm soil system and compliant with BS EN 1329-1 and BS 4514 standards, it’s built for reliability and ease of installation.