GSB Drainage is a trusted drainage company based in Southampton, UK, providing professional and reliable services to both residential and commercial clients across Hampshire. Specializing in drain unblocking, CCTV drain surveys, drain repairs, drain relining, and high-pressure jetting, our expert team ensures that all drainage issues are resolved quickly and efficiently.

We operate 24/7, offering emergency drain clearance with no call-out fees, making us the go-to solution for urgent drainage problems. Our services also include tree root removal, soakaway installation, French drains, and descaling, ensuring a comprehensive approach to all types of drainage systems. Fully insured and committed to customer satisfaction, GSB Drainage combines modern techniques with years of experience to deliver safe, lasting solutions. Serving Southampton, Fareham, Winchester, Romsey, Portsmouth, Lymington, Gosport, Andover, and surrounding areas, we are dedicated to keeping your drains flowing smoothly.