Drainage Southampton How Much Does it Cost to Unblock a Drain?

Blocked drains are one of those problems you can’t ignore for long. Whether it’s a slow-draining sink, a backed-up toilet, or a gurgling outside drain, professional help is often the quickest and safest solution.

If you’re searching for reliable drainage services in Southampton, here’s a detailed guide on what affects the cost of unblocking drains, the typical methods used, and transparent price ranges to help you plan ahead.

What Influences the Cost of Drain Clearance?

Before we get into the numbers, here are the main factors that affect your final bill:

Blockage Size & Type – A blocked kitchen sink is far cheaper to fix than a sewer line obstructed by roots or grease.

Accessibility – Easy-to-reach manholes or internal pipes cost less to clear than deeply buried drains.

Time Required – Most drainage companies charge by the half-hour.

Special Equipment – CCTV surveys, jetting machines, and decaling tools may add extra costs.

Out-of-Hours Work – Evening, weekend, or emergency callouts usually attract a premium charge.

Drainage Southampton – Typical Pricing Breakdown

Here’s what you can expect to pay for common drainage services in Southampton and surrounding areas:

GSB Drainage is your local drain company in Southampton, offering fast, affordable drain unblocking and repair services. Whether it's a blocked drain, overflowing toilet, or an emergency drainage issue, our expert team are available 24/7 to help.