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Herne Bay · Kent

Underfloor insulation in Herne Bay

For homes and buildings in Herne Bay, underfloor insulation is arranged survey-first: we check the property, tell you plainly what we found, and price it. Underfloor insulation fits mineral wool or rigid boards between the joists of a suspended timber floor, supported on netting or battens, so cold air from the ventilated void below stops chilling the room.

Free survey in Herne Bay

Covering Herne Bay and the CT6 district. Tell us about the property and we will arrange a free survey and a fixed price.

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Underfloor insulation for Herne Bay properties

Herne Bay is among the towns we cover in Kent, alongside Whitstable, Canterbury and Faversham. It is roughly 27 miles east of Maidstone.

Where a Herne Bay home also has empty cavity walls, we can survey those at the same time. Small measures like this are often among the cheapest per pound saved, and they suit Herne Bay homes of every age.

As for paperwork, if cavity wall insulation follows in Herne Bay, filling a cavity is notifiable building work and needs a building notice or competent-person self-certification.

Funding in England

In England, ECO4 runs to 31 December 2026 and Warm Homes: Local Grant supports low-income households through councils.

Sources: GOV.UK: extending the ECO4 end date, government response; GOV.UK: Warm Homes Plan.

Keeping the void ventilated

Air bricks under a suspended floor must stay clear so the timbers stay dry. Insulation goes between the joists, not across the void, and gaps at skirtings are sealed to stop draughts.

What is included in Herne Bay

  • Insulation between joists
  • Floor void inspection
  • Boards relaid
  • Draught sealing at skirtings

Guide prices for Herne Bay

Underfloor insulation guide prices
Underfloor insulation guide pricesGuide price
Suspended timber floor, typical room£795–£1,495
Whole ground floor£1,995–£3,995

No VAT is charged on installing insulation in homes until 31 March 2027 (then 5%). Guide ranges only: the fixed price is confirmed in writing before any work starts, and anything that could not be seen at survey is agreed with you first.

From enquiry to finish in Herne Bay:

  1. Tell us about the property

    Postcode, property type and what you would like done.

  2. Free survey

    Access, condition, existing insulation and ventilation checked.

  3. Written result and price

    What we recommend and a fixed price before any work.

  4. Work and tidy-up

    Fitted at an agreed time, with ventilation kept clear.

Last reviewed 19 October 2026.

Underfloor insulation in Herne Bay: questions

Do you cold-call in Herne Bay?

No. We only come out when you have asked us to. If someone cold-calls offering free insulation, check before you agree to anything.

How much does underfloor insulation cost in Herne Bay?

Our guide ranges for underfloor insulation are shown on this page. The fixed price for your Herne Bay property is confirmed in writing after the survey, before any work starts.

Is there VAT on underfloor insulation in Herne Bay?

Installing insulation in a home is currently zero-rated for VAT until 31 March 2027, then 5%. Commercial buildings are standard-rated.

Are there grants for insulation in Herne Bay?

In England, ECO4 runs to 31 December 2026 and Warm Homes: Local Grant supports low-income households through councils. We cannot promise funding, but we will point you to the right official route.

Nearby towns

Book a free survey in Herne Bay

Free survey with an install quote. Written result. Fixed price before any work.