How Much Does Basement Waterproofing Cost in the UK? (2026 Price Guide)
Real UK prices by method: cavity drain £80–£160/m², tanking £40–£120/m², full basement from £3,000. Plus what actually drives the bill up or down.
Read guideHonest UK guides on damp, flooding, sump pumps, and basement costs. Written by specialists — no fluff, no sales pitch.
Real UK prices by method: cavity drain £80–£160/m², tanking £40–£120/m², full basement from £3,000. Plus what actually drives the bill up or down.
Read guideOne pumps water out. One stops it getting in. Which you actually need depends on where the water's coming from, how often, and how fast.
Read comparisonSeven steps, in order. Safety first, water second, specialist third. Plus how to document for insurance and what dries out properly vs not.
Read emergency guideBy the time there's standing water, the damage is done. The early warning signs most UK homeowners miss — and how to catch them before winter.
Read signs guideBasement work is high-ticket, long-term, and largely invisible once done. The 9 red flags and the questions that expose cowboy builders.
Read the checklistToxic mould, structural damage, rising damp, health risks — why ignoring standing water costs far more than fixing it.
Read the risks