Free quote

Damp and mould removal cost

Real price ranges for our most common jobs. Your written quote is fixed after we have seen the property, and no VAT is added.

  • 6 month guarantee
  • Fixed written quotes
  • No VAT added
  • All of London

Mould removal prices

JobTypical price
Single room mould treatment£350 to £600
Bathroom mould treatment and reseal£295 to £550
Whole flat (2 to 3 rooms)£750 to £1,400
End of tenancy mould clean, empty flat£450 to £1,100
Silicone replacement, bath or shower£120 to £220

Damp prices

JobTypical price
Damp and mould survey with written report£150 to £250 (taken off the repair if booked within 30 days)
Small external repairs (gutters, window seals)from £150
Rising damp treatment and replaster, one wall£1,200 to £3,500
Plaster repair after penetrating damppriced after survey

Ventilation prices

JobTypical price
Extractor fan into existing ductfrom £180
New fan with new wall ducting£280 to £450
Loft PIV unit£650 to £950

What changes the price

  • How much surface is affected and how deep the mould goes
  • Whether silicone, grout or plaster needs replacing
  • Access: high ceilings, stairwells, furniture
  • Whether the cause needs fixing as part of the job

No VAT and no surprises

Kavra Enterprises Ltd is not VAT registered, so no VAT is added. If we find something extra once work starts, we stop and agree it with you before doing anything else. Every mould treatment includes our 6 month guarantee.

Questions people ask

Is the quote free?
Yes for mould treatments: send photos for a free price range, and the quote visit is free in our areas. A full damp survey with written report is charged, and refunded off the repair if you book within 30 days.
Do I pay upfront?
Homeowners pay on completion. For larger damp repairs we may ask for a deposit to order materials, always agreed in writing first. See our terms.

Get a written quote

Send a few photos and your postcode. We reply with a price range the same day, then confirm a fixed written quote after a look at the property. No VAT added, and every mould treatment carries our 6 month guarantee.

  • Free photo assessment
  • Fixed written quote before any work
  • 6 month written guarantee

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