Bathroom Plumbing Services in Lambeth

Vetted & insured engineers Clear pricing before work starts G3-qualified for unvented cylinders No gas work — plumbing only

Swapping a basin, moving a toilet, converting a bath to a walk-in shower: the plumbing is the part that decides whether a Lambeth bathroom project goes smoothly. We do first fix, second fix, or the whole wet-side scope.

Lambeth water notes: Lambeth's supply is hard, so limescale quietly shortens the life of elements and mixers from Streatham to Waterloo — worth factoring into every cylinder and shower decision. Lambeth spans grand Brixton and Herne Hill Victorians (heavily converted), large estates with communal heating and water systems, and new towers along the South Bank — three distinct plumbing worlds in one borough. Mains supply here is managed by Thames Water.

Small works: the everyday bathroom list

The routine calls across Lambeth: bath wastes leaking into the ceiling below, basin traps that were never quite tightened, mouldy failed silicone lines masquerading as mystery leaks, toilets running to the pan, and sanitaryware swaps where the old fittings have seized. Small, defined jobs — fixed same-visit with stocked parts wherever access allows.

Refits: first fix and second fix

First fix is where a bathroom is won or lost: supply and waste pipework routed to the new layout with correct falls on wastes, isolation valves on every feed, pipe runs pressure-tested before anything is boarded over. Second fix — connecting and commissioning sanitaryware, brassware and wastes after tiling — is where the finish quality shows. We take either stage or both across Lambeth, working alongside your tiler and fitter or supplying the full wet-side scope.

Finding bathroom leaks properly

Bathroom leak diagnosis is sequencing: static supply joints first (they leak constantly), then each waste under flow, then seals under spray. The method matters because the fixes differ by an order of magnitude — a trap washer versus a tray reseat. Our Lambeth engineers test before they quote, so you're paying to fix the leak you actually have.

Bathroom plumbing costs in Lambeth

From £120 for defined small jobs in Lambeth; larger scopes are quoted, never run on an open meter. For refits, you'll get first fix and second fix as separate line items, isolation valves and testing included as standard rather than sold as extras.

Frequently asked questions

My bath drains slowly but the sink is fine — why?

Localised slow drainage points to that fixture's trap and branch — hair and soap build-up usually. If several fixtures slow together or gurgle, the issue is downstream in the shared run or external drains, which we route to our drainage partner honestly.

Can a bath be converted to a walk-in shower?

Commonly, yes: the supply adapts easily and the waste is re-routed for a low-profile tray, with the critical detail being fall to the existing stack and proper tanking before tiling. We handle the wet side and flag any structural implications early.

Water is coming through the ceiling under the bathroom — what first?

Stop using the bathroom, and if the drip is constant even unused, isolate the water at the stopcock — constant means supply-side. If it only appears after baths or showers, it's waste or seals: usable carefully, but book promptly.

Do you reseal baths and showers in Lambeth?

Yes — full strip of the failed silicone, sterilise, dry, and re-seal with sanitary-grade sealant, with the bath weighted (filled) during curing so the new seal doesn't tear on first use. We also fix whatever the failed seal let through.