Soundproofing Cost UK 2026: Wall, Floor & Room Prices Per m²
Soundproofing in the UK costs roughly £30 to £180 per m² fitted in 2026, with most projects landing between the two ends depending on the system. A single party wall against noisy neighbours typically runs £1,200 to £2,500, an average whole room is around £2,500, and a full home-studio build reaches £4,000 to £8,000+. This guide breaks down every wall, floor and ceiling method by the square metre and by the job.
Soundproofing Cost UK 2026: Quick Answer
In 2026, UK soundproofing costs £30 to £180 per m² supplied and fitted. A budget direct-to-wall system is around £60-£90/m²; a high-performance independent stud wall is £130-£170/m². By job: a single party wall £1,200-£2,500, a floor £1,000-£2,500, a ceiling £1,000-£3,000, an average whole room £2,500, and a home studio £4,000-£8,000+. Labour is typically £300-£500 per day, and London and the South East add 15-25%.
Jump to: Cost by area · Cost by method · Party walls · Airborne vs impact · Part E & conversions · DIY vs pro · Free quotes · FAQs
Soundproofing Cost by Area: Wall, Floor & Ceiling Per m²
Soundproofing is priced by the surface you treat and the build-up specified. The square-metre rates below are supplied and fitted Q3 2026 UK averages. Each surface has a budget option (add mass), a mid option (decouple with resilient bars) and a high-performance option (full independent build). The more you decouple the noisy surface from your room, the more it costs — and the better it performs.
| Wall system | Build-up | Cost per m² (fitted) | Noise reduction |
|---|---|---|---|
| Direct-to-wall (budget) | Acoustic plasterboard + adhesive, or slim acoustic panel | £35-£70 | Modest — adds mass only |
| Resilient-bar system (mid) | Mineral wool + resilient bars + 2× acoustic plasterboard | £60-£95 | Strong — decoupled |
| Independent stud wall (high) | New stud built off the party wall with full air gap + insulation + double board | £130-£170 | Best — fully decoupled |
Note: a "direct-to-wall" build adds mass but is bridged to the noisy wall, so improvement is limited. Decoupling (resilient bars or an independent stud) is where the real performance comes from.
| Floor system | Best for | Cost per m² (fitted) | Adds to floor height |
|---|---|---|---|
| Acoustic underlay only | Impact noise (footsteps) under carpet/LVT | £40-£60 | 5-15mm |
| Floating floor system | Impact + some airborne | £90-£110 | 25-50mm |
| Full Part E acoustic build | Conversions, flats above | £150-£180 | 50-100mm |
Note: a floating floor must not bridge to the walls at the edges, or impact sound flanks straight through. Edge isolation strips are essential and are usually included in fitted rates.
| Ceiling system | Build-up | Cost per m² (fitted) | Typical 12-15m² ceiling |
|---|---|---|---|
| Insulation + board (budget) | Mineral wool between joists + 1× acoustic plasterboard | £55-£70 | £800-£1,000 |
| Resilient bar + double board (mid) | Mineral wool + resilient bars + 2× acoustic plasterboard | £100-£120 | £1,300-£1,800 |
| Independent/suspended (high) | New isolated ceiling on hangers or MF grid with clips | £150-£180 | £2,000-£2,700 |
Note: a ceiling drops headroom by 50-120mm depending on the system. Where footsteps come from a flat above, treating the ceiling helps but the most effective fix is the floor above — which usually needs your neighbour's cooperation.
Soundproofing Methods & Materials: 2026 Price Comparison
Effective soundproofing combines four principles: mass (heavy materials block sound), decoupling (breaking the path between surfaces), absorption (filling cavities with mineral wool) and damping (converting vibration to heat with viscoelastic layers). The table below shows what each product costs as a material per m² in 2026 and what it does. Most real systems stack several together.
| Material / method | What it does | Material cost (2026) | Best for |
|---|---|---|---|
| Acoustic plasterboard | Adds dense mass; the workhorse facing board | £15-£30 per board (£12-£20/m²) | All surfaces |
| Resilient bars | Decouples board from the structure cheaply | £6-£12/m² | Walls & ceilings |
| Green Glue (damping compound) | Damps vibration between two boards | £12-£20/m² (2 tubes per m²) | Double-board build-ups |
| Acoustic mineral wool | Absorbs sound inside the cavity | £8-£18/m² (£25-£50 per roll) | All cavities |
| Mass-loaded vinyl (MLV / Tecsound) | Thin, very dense limp-mass barrier | £18-£35/m² | Where space is tight |
| Independent stud wall | Full decoupling with its own frame | £130-£170/m² fitted | Highest performance |
| Floating floor | Isolates floor finish on a resilient layer | £90-£110/m² fitted | Impact noise |
| Acoustic underlay | Resilient mat under carpet/LVT | £8-£50/m² | Footstep noise |
Note: mass-loaded vinyl looks cheap per m² but is rarely a standalone fix — it works best sandwiched in a decoupled build-up. Green Glue only delivers its rated performance once the second board is screwed on and the compound has cured (about 7 days).
How methods combine in a real wall
A typical mid-spec party-wall system stacks four of the above: mineral wool in the cavity, resilient bars to decouple, then two layers of acoustic plasterboard with Green Glue between them. That single build-up costs around £60-£95/m² fitted and is the sweet spot for most noisy-neighbour problems — far more effective than simply screwing one extra board to the wall.
Party Wall Soundproofing Cost: Noisy Neighbours, Flats & Semis
The single most common UK soundproofing job is a party wall — the shared wall in a semi, terrace or flat where you can hear next door's TV, voices or music. Cost depends almost entirely on how much you decouple. The table shows realistic 2026 project prices for one wall and for whole-property jobs.
| Party-wall scenario | System | Typical 2026 cost | Result |
|---|---|---|---|
| One slim wall (10m²) | Slim direct-to-wall kit | £700-£1,000 | Takes the edge off TV/voices |
| One lounge wall (10-12m²) | Resilient bars + double board | £1,200-£2,000 | Big, noticeable reduction |
| One wall, max spec (12m²) | Independent stud wall | £2,200-£3,200 | Best single-wall result |
| Flat — wall + ceiling | Decoupled wall + isolated ceiling | £3,000-£6,000 | Handles side + above noise |
| Whole semi (all shared rooms) | Decoupled walls throughout | £15,000-£30,000 | Transformative, whole-house |
Note: losing 50-100mm of room depth to an independent stud is the main trade-off. In a small box room a slim resilient-bar system is usually the better compromise.
Watch out for flanking noise
Sound does not only travel through the party wall itself — it flanks around it through the floor, ceiling and side walls. Treating one wall to a high spec while ignoring the flanking paths is the most common reason people are disappointed with the result. A good specialist will assess all the paths before quoting, which is why an in-person survey matters more here than a phone estimate.
Airborne vs Impact Noise: What You Are Actually Treating
Getting the right system starts with correctly identifying the noise. The two types behave completely differently and the wrong treatment wastes money. Diagnose first, then spend.
| Factor | Airborne noise | Impact noise |
|---|---|---|
| Examples | Voices, TV, music, barking | Footsteps, dropped objects, furniture dragging |
| How it travels | Through air, then vibrates the surface | Direct contact, then through structure |
| Best treatment | Add mass + decouple | Isolate the source surface (resilient layer) |
| Easier or harder | Easier and cheaper | Harder and more expensive |
| Part E limit (new build) | ≥45dB resistance | ≤62dB transmittance |
| Part E limit (conversion) | ≥43dB resistance | ≤64dB transmittance |
Note: most real-world neighbour problems are a mix. Footsteps from a flat above are impact noise (treat the floor/ceiling); the TV next door is airborne (treat the wall). Many homes need both.
Whole-Room & Home-Studio Soundproofing Cost 2026
Soundproofing a complete room means treating every path — all walls, the ceiling, the floor and the door. Because you are decoupling on multiple surfaces, costs scale quickly. A room used for comfort (a nursery or home office) needs far less than a music or recording room where sound must not escape or enter.
| Room project | Scope | Typical 2026 cost |
|---|---|---|
| Single surface (one wall or ceiling) | Target the worst path only | £700-£1,500 |
| Average comfort room | Two surfaces, mid spec | £2,000-£3,000 |
| Full room, all surfaces | Walls + ceiling + floor + acoustic door | £4,000-£6,000 |
| Home recording studio | Decoupled box, isolated door, ventilation | £5,000-£8,000+ |
| Room-within-a-room (pro) | Fully floating structure | £10,000-£20,000+ |
Note: the standard door is almost always the weakest link in a treated room. An acoustic door set or a well-sealed solid-core door with drop-seals (£300-£900 fitted) is often the highest-value upgrade once walls are done.
Don't confuse soundproofing with acoustic treatment
Soundproofing stops sound leaving or entering a room (mass + decoupling). Acoustic treatment — foam panels, bass traps — only improves how a room sounds inside by reducing echo. Foam panels on a wall will not stop your neighbour hearing you, a frequent and expensive misunderstanding. Budget for the right one.
Building Regulations Part E: Conversions & New Builds
If you are creating a new dwelling — converting a house into flats, a change of use, or a new build — the separating walls and floors must legally meet Approved Document E. This is different from soundproofing your own existing home for comfort, which is unregulated. Part E is enforced through pre-completion sound testing or by using pre-approved Robust Details.
| Element | New build standard | Conversion standard | Typical extra cost |
|---|---|---|---|
| Separating wall — airborne | ≥45dB (DnT,w + Ctr) | ≥43dB | £60-£130/m² |
| Separating floor — airborne | ≥45dB | ≥43dB | £90-£180/m² |
| Separating floor — impact | ≤62dB (L'nT,w) | ≤64dB | included above |
| Pre-completion sound test | Required (or Robust Details) | Required | £400-£900 per set |
Note: a failed sound test means rework and a retest, so it pays to specify a system with a proven lab certificate and to use an installer experienced with Part E. Building control will not sign off the dwelling until it passes.
DIY vs Professional Soundproofing: What You Save, What You Risk
Labour is typically 30-45% of a soundproofing bill, so DIY is tempting. Day rates in 2026 run £300-£500 for a two-person team and up to £500/day for a specialist acoustic engineer. The question is whether the job forgives mistakes — and decoupled systems are unforgiving. One rigid screw bridging a resilient bar, or one unsealed gap, can wipe out the benefit.
| Job | DIY material cost | Professional cost | DIY suitability |
|---|---|---|---|
| Acoustic panels / curtains | £200-£600 | £400-£900 | Good — easy win |
| Acoustic underlay under flooring | £400-£900 | £800-£1,800 | Fair — needs edge isolation |
| Resilient-bar wall system | £500-£1,000 | £1,200-£2,000 | Hard — easy to bridge |
| Independent stud wall | £900-£1,800 | £2,200-£3,200 | Specialist only |
| Part E test-passing build | Not advisable | £90-£180/m² + test | Professional only |
Note: the most expensive soundproofing is the job you have to redo. If the wall must be skimmed and decorated afterwards anyway, the saving from DIY shrinks fast against the risk of a poor result.
Regional pricing: London & the South East
Materials cost roughly the same nationwide, but London and the South East add 15-25% on labour. A whole-room job averaging around £2,000-£2,500 nationally typically runs £2,500-£3,400 in London. Always get three local quotes — soundproofing pricing varies more than almost any other trade because system choice and flanking assessment differ so much between installers.
Soundproofing Cost UK 2026: Frequently Asked Questions
Most UK soundproofing projects cost between £30 and £180 per m² supplied and fitted in 2026, depending on the system. A single party wall typically costs £1,200 to £2,500, a whole average room is around £2,500, and a home studio or full-spec build runs £4,000 to £8,000-plus. Small one-wall or one-ceiling jobs start from about £700.
A direct-to-wall system (acoustic plasterboard on resilient bars with mineral wool) costs around £60 to £90 per m² fitted, so a standard 9-10m² wall is roughly £700 to £1,200 in materials plus £200 to £300 labour. A high-performance independent stud wall costs £130 to £170 per m², pushing a 25m² wall to around £4,000 to £4,500.
Soundproofing a complete room in the UK typically costs £1,500 to £5,000 in 2026, with the average around £2,500. Treating one party wall is cheapest; doing all walls, the ceiling and the floor for a music room or home studio pushes the figure to £4,000 to £8,000 or more. Cost depends on room size, how many surfaces you treat and the performance you need.
Soundproofing a single party wall against noisy neighbours usually costs £1,200 to £2,500 in 2026 depending on wall size and system. A slim direct-to-wall kit on a 10m² wall can be done from around £700 to £1,000, while a high-spec independent stud wall on a large lounge wall can reach £3,000-plus. Doing every shared wall in a semi can cost £15,000 to £30,000.
Floor soundproofing costs around £40 to £60 per m² for acoustic underlay alone, £90 to £110 per m² for a floating floor system, and up to £150 to £180 per m² for a full Part E acoustic build with resilient layers, dense boards and insulation. A typical 15m² room floor costs roughly £1,000 to £2,500 fitted.
Ceiling soundproofing costs around £55 to £70 per m² for mineral wool plus acoustic plasterboard, £100 to £120 per m² for a resilient-bar double-board system, and up to £180 per m² for an independent or suspended acoustic ceiling. A standard 12 to 15m² ceiling typically costs £1,000 to £3,000 fitted in 2026.
Identify whether the noise is airborne (voices, TV, music) or impact (footsteps, banging) and which surface it travels through. Voices and TV through a party wall are best treated by adding mass and decoupling with acoustic plasterboard on resilient bars or an independent stud wall, with mineral wool in the cavity. Footsteps from a flat above need the ceiling and ideally the floor above treating. Budget £1,200 to £3,000 for one wall done well.
Airborne noise travels through the air — voices, TVs, music and barking — and is reduced by adding mass and decoupling layers. Impact noise is created by direct contact, such as footsteps, dropped objects or furniture dragging, and travels as structural vibration. Impact noise is harder and more expensive to treat because you must isolate the source surface, usually with resilient layers, floating floors or isolation clips.
Yes, when you create a new dwelling or convert a building into flats or maisonettes, separating walls and floors must meet Approved Document E. New builds must achieve at least 45dB airborne sound resistance and no more than 62dB impact sound on floors; conversions must reach 43dB airborne and no more than 64dB impact. Pre-completion testing or Robust Details is required. Soundproofing your own existing home for comfort is not regulated.
DIY can save the labour element, which is often 30 to 45 percent of the cost — typically £300 to £500 per day for a two-person team or up to £500 a day for a specialist. DIY materials for a simple acoustic-panel or single-wall job run £500 to £1,500. However, decoupling and Part E builds are easy to get wrong, and a single rigid screw or air gap can ruin the result, so complex work is usually best left to a specialist.
Yes. Labour rates and call-out costs in London and the South East are typically 15 to 25 percent higher than the UK average. A whole-room soundproofing job that averages around £2,000 to £2,500 nationally often runs £2,500 to £3,400 in London. Materials cost much the same everywhere, so the uplift is almost entirely labour and access.
A well-installed wall or ceiling system typically cuts perceived noise by 60 to 80 percent, taking intrusive TV and conversation down to a faint murmur. Soundproofing reduces noise — it rarely eliminates it. Very loud bass, shouting or heavy footsteps may still be faintly audible. Higher-spec decoupled systems and independent stud walls deliver the biggest reductions but cost the most.
Related Building & Renovation Cost Guides
Soundproofing is often part of a wider job — replastering a treated wall, converting a garage into a quiet room, or fitting out a loft. These 2026 cost guides help you budget the whole project.
Sources & Methodology
This guide is compiled from Q3 2026 UK market data and reviewed against authoritative technical standards. Pricing reflects supplied-and-fitted averages and is rounded to reflect real quote ranges; soundproofing varies widely by system, surface and flanking conditions, so treat all figures as planning estimates and confirm with local quotes.
Primary sources
- Approved Document E (Building Regulations 2010) — statutory airborne and impact sound performance standards for separating walls and floors in new dwellings and conversions (45dB/43dB airborne, 62dB/64dB impact).
- Association of Noise Consultants (ANC) — guidance on pre-completion sound testing and Part E compliance methodology.
- Acoustic-system manufacturer price lists (2026) — current per-m² material rates for acoustic plasterboard, resilient bars, Green Glue, mass-loaded vinyl (Tecsound/MLV), acoustic mineral wool and floating-floor systems.
- Specialist installer quotes & UK trade cost surveys (Q3 2026) — labour day rates, party-wall project pricing and regional London/South East uplift.
Methodology
We aggregate manufacturer material pricing with installer labour rates to build supplied-and-fitted per-m² figures, then sense-check project totals against published cost guides and real domestic quote ranges. Regional uplift is derived from comparing London/South East quotes against national averages. Figures are reviewed quarterly; this edition was reviewed on 10 June 2026.
Read how we research and verify pricing at /editorial-standards. Costs are estimates for guidance only and are not a quotation.
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