external render price

Rendering costs in the UK run from £40 to £120 per m² depending on the system: £40–£80 for sand and cement, £55–£90 for monocouche such as K Rend, and £75–£120 for silicone. A typical three-bed semi with 80–100m² of wall area costs £4,000 to £9,000 to render, including scaffolding, materials and labour. Prices reviewed July 2026. Key facts Sand and cement render: £40–£80 per m² applied, plus £10–£18 per m² for painting Monocouche (K Rend type): £55–£90 per m², no painting needed Silicone render: £75–£120 per m², longest lifespan at 30–40 years Three-bed semi (80–100m² of wall): £4,000–£9,000 all in Scaffolding alone: £800–£1,800 for a standard two-storey house Understanding External Rendering Costs in 2026 External rendering transforms the appearance and weather protection of your property, but understanding the true cost involves more than just the price per square metre. As someone who’s quoted hundreds of rendering jobs across Kent and the Southeast, I can tell you that the final bill depends on numerous factors that many homeowners overlook. The rendering market has seen steady price increases since 2024, driven by updated Building Regulations requiring improved thermal performance and labour costs rising across the construction sector. However, with proper planning and realistic expectations, rendering remains one of the most cost-effective ways to upgrade your property’s exterior. How much does rendering cost per m² in the UK? Let’s start with the fundamental question: what will you actually pay? Here’s a comprehensive breakdown of current market rates across the UK: Render Type Cost per m² 3-Bed Semi Total Lifespan Sand and cement render £40–£80 £3,500–£7,000 20–30 years Monocouche render £55–£90 £4,800–£8,500 25–35 years Acrylic render £70–£110 £6,000–£10,000 25–30 years Silicone render £75–£120 £6,500–£11,000 30–40 years Lime render (heritage) £60–£95 £5,200–£8,800 50+ years Insulated render (EWI) £90–£150 £8,000–£14,000 25–35 years Note: “3-bed semi total” assumes an 80–100m² rendering area for a three-bedroom semi-detached property including scaffolding but excluding major repairs or preparation work. What Affects External Rendering Costs? The quoted prices above can vary significantly based on several key factors. Understanding these helps you budget accurately and avoid surprises when quotes arrive. Property Size and Wall Area Calculating your wall area accurately is crucial for budgeting. Most homeowners underestimate by 15–20% when they try to measure themselves. Here’s how professionals calculate: Detached bungalow: typically 60–90m² wall area Semi-detached house: typically 80–100m² wall area Detached two-storey: typically 120–180m² wall area Large detached/period property: 200–300m²+ wall area We measure the perimeter at ground level, multiply by average height, then subtract window and door areas (but usually add 10% back for reveals and details). Complex architectural features like bay windows, gables, or decorative mouldings add 15–25% to labour time. Property Condition and Preparation The substrate condition dramatically affects cost. A newly built blockwork wall requires minimal prep, whilst removing old render and repairing substrates can double your bill. Preparation Work Additional Cost per m² When Required Removing old render £15–£30 Failed or damaged existing render Brick/block repairs £25–£60 Cracked or spalled masonry Damp treatment £30–£80 Rising or penetrating damp present Mesh installation £8–£15 Movement-prone areas, corners Bead installation £3–£8 per linear metre All external corners, reveals If you’re dealing with rising damp issues, these must be resolved before rendering. Rendering over damp walls leads to failure within 2–5 years, wasting your entire investment. Access and Scaffolding Requirements Scaffolding represents a significant portion of rendering costs, typically £800–£1,800 for a standard house depending on height, access, and hire duration. Single-storey bungalow: £600–£1,000 (2–3 week hire) Two-storey semi-detached: £1,000–£1,500 (3–4 week hire) Two-storey detached: £1,400–£2,200 (4–5 week hire) Three-storey or complex access: £2,000–£3,500+ (5–6 week hire) Difficult access adds costs. Properties with limited road access, conservation area restrictions, or requiring road closure permits can add £300–£800 to scaffolding expenses. Many contractors now include scaffolding in their quotes, but always check explicitly. Pro Tip: If you’re planning multiple external works (rendering, roofing repairs, gutter replacement), coordinate them whilst scaffolding is erected. The marginal cost of keeping scaffolding an extra week (£150–£250) is far less than hiring it twice. We’ve saved clients hundreds doing this simple planning. Regional Variations in Labour Rates Labour costs vary considerably across the UK. London and the Southeast command premium rates, whilst northern regions typically cost 15–30% less. Region Day Rate (per plasterer) Typical m² Rate London £220–£300 £65–£95 Southeast (Kent, Surrey, Sussex) £200–£260 £55–£85 Southwest, East Anglia £180–£230 £50–£75 Midlands £170–£220 £45–£70 North, Wales, Scotland £160–£210 £40–£65 These rates reflect experienced professionals who are CITB-registered and properly insured. Significantly cheaper quotes often indicate less experienced operatives or corner-cutting on preparation. We price rendering at Southeast rates across Maidstone, Medway, Canterbury and the rest of the areas we cover in Kent. How much does it cost to render a wall? Rendering a single wall costs £400 to £1,600 for most jobs. The rate per m² is the same as whole-house work (£40–£80 for sand and cement, £55–£90 for monocouche) but small areas carry a minimum charge of £400–£500, because mixing, setup and cleanup take the same time whether we render 10m² or 100m². Wall Job Typical Area Cost Range Garden or boundary wall 5–10m² £400–£800 Single-storey gable end 15–20m² £700–£1,400 Two-storey gable end 25–35m² £1,200–£2,400 plus £300–£600 access Front elevation, terraced house 20–30m² £900–£2,000 Rendering over brickwork Rendering brickwork costs the same per m² provided the bricks are sound. Budget £25–£60 per m² extra where spalled or cracked bricks need cutting out and repairing, and £15–£30 per m² to hack off old failed render. New brickwork should be left to dry for 4–6 weeks before render goes on. A small garden wall is a realistic first project if you have plastered before. Our step-by-step guide on how to render a brick wall covers the mix ratios, tools and technique. How much does K Rend and monocouche render cost? Monocouche (meaning “one coat” in French) has become increasingly popular in UK construction since the early 2010s. It’s now the default choice for many new-builds and renovations due to its through-colour properties and reduced labour time. What