Illustrative photograph; cost depends on access, time on site and the work required.
Need a local drainage specialist?
If investigation or repairs are needed, you can use MyJobQuote to request contact from local drainage tradespeople.
Get quotes from local drainage specialists ↗Why it happens
Price depends on access, location, obstruction type, working hours and required equipment. Ask what is included, whether VAT and callout charges apply, and whether a return visit costs extra.
Older homes can have clayware pipes, later plastic repairs and altered connections in the same drainage run. A defect at one joint does not necessarily describe the rest of the system.
Useful evidence to collect
Ask what is included, whether VAT and callout charges apply, and whether a return visit costs extra. Where safe, take dated photographs and note which appliances still work normally. Never enter a chamber or work around foul water without appropriate training and protection.
What repair is proportionate?
Seek itemised quotations for surveys, clearance and repairs separately. A cheap initial clearance may not address a recurring structural fault. A sensible recommendation should match the defect found and explain why a smaller repair would not be enough.
Before you agree to major work
Get the proposed work and its limits in writing. For costly repairs, ask for photographs or survey evidence locating the defect and consider a second quotation. Where the affected run may be shared or adopted, check ownership before arranging privately funded work.