At GSB Drainage, we provide fast and reliable solutions for blocked drains in Shirley and the surrounding areas. Whether it’s a blocked sink, toilet, bath, or a major drainage issue, our experienced engineers are on hand 24/7 to deliver prompt, affordable, and professional service. Using advanced methods such as high-pressure water jetting and CCTV drain surveys, we quickly identify and resolve the root cause of your drainage problems without unnecessary disruption.

We specialise in emergency drain unblocking, drain repairs, relining, and maintenance for both residential and commercial properties, ensuring your drainage system is restored to full working order. With no call-out fees, transparent pricing, and a commitment to excellent customer care, GSB Drainage has built a trusted reputation across Hampshire. If you’re dealing with persistent blockages or need urgent drain clearance in Shirley, you can count on our fully insured team for an efficient, safe, and long-lasting solution.