--- title: "Plastering & Rendering Bishop's Stortford | J&Co" description: "Plastering & rendering in Bishop's Stortford & Herts. Skim, full re-plaster, K-Rend & traditional render. Smooth finishes ready to decorate. Free quotes." lang: en-GB json-ld: | [ { "@context": "https://schema.org", "@type": "Service", "serviceType": "Plastering", "name": "Plastering & Rendering in Bishop's Stortford & Hertfordshire", "description": "Plastering & rendering in Bishop's Stortford & Herts. Skim, full re-plaster, K-Rend & traditional render. Smooth finishes ready to decorate. Free quotes.", "provider": { "@id": "https://jandco-contractorsltd.co.uk/#business" }, "areaServed": [ { "@type": "Place", "name": "Bishop's Stortford" }, { "@type": "Place", "name": "Hertfordshire" }, { "@type": "Place", "name": "Essex" } ], "url": "https://jandco-contractorsltd.co.uk/plastering-rendering/" }, { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "How long does plaster take to dry?", "acceptedAnswer": { "@type": "Answer", "text": "Skim coat surfaces can usually be mist-coated within 5–7 days in normal conditions. Float-and-set takes 14–21 days for the base coat to fully dry before painting. Damp conditions and cold weather extend drying times — we'll be honest about realistic timescales." } }, { "@type": "Question", "name": "Can you plaster over existing plaster?", "acceptedAnswer": { "@type": "Answer", "text": "Yes if the existing plaster is sound (no drumminess, no cracking, no efflorescence). Where the existing has lost adhesion or is salt-contaminated (often after damp issues) it must come off first to a sound substrate." } }, { "@type": "Question", "name": "What's the difference between K-Rend and painted render?", "acceptedAnswer": { "@type": "Answer", "text": "K-Rend is through-coloured — the colour goes all the way through the render itself, so chips and damage don't show a different colour underneath. Eliminates the repaint cycle. Painted traditional render needs repainting every 5–8 years to stay weather-tight. K-Rend costs more upfront but cheaper over 20 years." } }, { "@type": "Question", "name": "How long should plaster last?", "acceptedAnswer": { "@type": "Answer", "text": "Internal plaster has no defined lifespan — there are properties with original Victorian lime plaster still in service. Failures come from substrate movement, damp ingress, or impact damage rather than plaster aging. External render typically 25–40+ years if applied properly." } }, { "@type": "Question", "name": "Will you make a mess?", "acceptedAnswer": { "@type": "Answer", "text": "Plastering is by nature dusty during prep and trowelling. We use dust sheets throughout, vacuum down at the end of each day, and remove all waste on completion. Surface dust from the actual application settles within a day or two and wipes down easily." } }, { "@type": "Question", "name": "Can you plaster ceilings?", "acceptedAnswer": { "@type": "Answer", "text": "Yes — ceilings included in standard room pricing. Failed lath-and-plaster ceilings (common on older Hertfordshire properties) sometimes need overboarding before skimming — we'll quote separately if so." } }, { "@type": "Question", "name": "Is the work guaranteed?", "acceptedAnswer": { "@type": "Answer", "text": "Yes — full completion sign-off on all plastering and rendering, with terms confirmed on the quote. Manufacturer guarantees on through-coloured render systems run alongside." } } ] }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://jandco-contractorsltd.co.uk/" }, { "@type": "ListItem", "position": 2, "name": "Building & Construction", "item": "https://jandco-contractorsltd.co.uk/building-construction/" }, { "@type": "ListItem", "position": 3, "name": "Plastering & Rendering", "item": "https://jandco-contractorsltd.co.uk/plastering-rendering/" } ] }, { "@context": "https://schema.org", "@type": "Person", "name": "Jamie Pocock", "jobTitle": "Owner & Lead Contractor", "worksFor": { "@id": "https://jandco-contractorsltd.co.uk/#business" }, "knowsAbout": [ "Plastering & Rendering", "Roofing", "Building", "Construction" ] } ] --- We use essential cookies to run this site, and optional cookies only with your consent. [Cookie policy](/cookie-policy/) AcceptReject Open 7 days · Hours vary by day · 25 years' experience [Office: 01279 216 215](tel:01279216215) | [Mobile: 07379 964569](tel:07379964569) [![J&Co Contractors logo](/assets/jandco-logo-DkXiFtbE.png)](/) Services Areas [About](/about/) [Our Work](/our-work/) [Blog](/blog/) [Reviews](/reviews/) [Contact](/contact/) [01279 216 215](tel:01279216215) [Free Quote](/contact/) ![Skim plaster finish by J&Co Contractors in Hertfordshire](/assets/plastering-skim-ChDqW1xq.png) 1. [Home](/) 2. [Building & Construction](/building-construction/) 3. Plastering & Rendering Plastering & Rendering # Plastering & Rendering in Bishop's Stortford & Hertfordshire Skim coats, float-and-set, full re-plasters, K-Rend and traditional sand-and-cement render — smooth substrates ready to decorate, weatherproof external finishes that won't crack within five years. [Get a Free Quote](/contact) [01279 216 215](tel:01279216215) 25 years' experience Five-star rated Workmanship guarantee 25 Years' Experience Workmanship Guarantee SafeContractor Approved Gas Safe (where required) Open 7 Days Herts & Essex Coverage Overview ## Plaster That Reads Flat. Render That Lasts. Plaster is the single most-touched finish in your home — every wall, every ceiling, behind every painted surface. Done well, it reads dead flat under any light and provides a perfect substrate for decoration. Done badly, it telegraphs every undulation, every trowel mark, every patch through the paint — and there's no fixing it without going back to the plaster. Our plastering scope covers internal skim coats over plasterboard, float-and-set on bare brickwork, full re-plasters as part of refurbishments, and external rendering — both modern through-coloured systems like K-Rend and traditional sand-and-cement render with paint finish. ![Plasterer's hands skim plastering an interior wall to a smooth finish](/assets/plastering-skim-ChDqW1xq.png) Why It Matters ## Why Bad Plastering Shows Through Forever The visible failures of poor plastering are obvious in the wrong light — undulating surfaces, ridges where trowel passes weren't blended, hollows around socket cut-outs, drummy patches where the plaster has lost adhesion to the substrate. None of these can be hidden by paint or wallpaper — they show through every time. External render failures are worse: cracking caused by inadequate beading, water ingress at junction details, blown patches where the render has lost adhesion, and pattern staining from algae growth on cheap render systems. Most external render that fails within ten years failed because the application skipped a fundamental step. Our Process ## How We Deliver Plastering & Rendering 01 ### Substrate Prep Old plaster removed where loose, walls dust-removed, PVA bonding coat applied where needed. 02 ### Beading & Backing Beads fixed where required (corners, stop ends), scratch coat applied on bare brick if float-and-set. 03 ### Application Plaster applied to consistent depth, ruled and trowelled flat to manufacturer specification. 04 ### Final Trowel Multiple trowel passes to close the surface, achieve flat finish, ready for decoration. 05 ### Inspection Side-light check for flatness, snagging completed before final payment. Benefits ## What You Get with J&Co ### Decoration-Ready Finish Plaster delivered ready to mist coat — no further preparation needed. ### Through-Coloured Render K-Rend and similar systems eliminate the paint maintenance cycle. ### Manufacturer Specs Render systems applied strictly to manufacturer specification — preserves the warranty. ### Side-Light Flat Plaster checked under raking light before sign-off — what you'd see under a wall lamp. Technical Detail ## Internal Plastering and External Rendering — Different Disciplines **Internal plastering** divides into two main types. Skim coats over existing plasterboard or sound old plaster (the most common scope, typically 2–3mm finish coat). Float-and-set on bare brick or block (a thicker base coat 'float' to even out the substrate, then a finish 'set' coat — typical on new builds and full refurbishments). Both are finished with multiple trowel passes to close the surface. **External rendering** divides between traditional and modern systems. Traditional sand-and-cement render is applied in scratch + finish coats and painted afterwards — long-established but requires repainting every 5–8 years. Modern through-coloured systems (K-Rend, Weber, Parex) are coloured throughout the render itself — no painting required, no maintenance cycle, but more sensitive to substrate prep and weather conditions during application. External insulated render systems (EWI) are a separate specialism — adding insulation to the outside of the wall before rendering. Significant project, requires careful detailing at openings, and dramatically improves thermal performance of older solid-wall properties. Quote on request. Plastering is often part of larger projects — see our [renovations service](/renovations-refurbishments/), [extensions service](/building-extensions/) and [loft conversions service](/loft-conversions/). ![Plasterer trowelling fresh skim coat onto an interior wall surface](/assets/plastering-skim-ChDqW1xq.png) Skim coat application — the most common internal plastering scope. Honest Pricing ## How Much Does Plastering Cost in Hertfordshire? Plastering typically priced per room or per square metre. Honest guide ranges below. Skim coat (per room) £350–£800 Typical bedroom or living room walls and ceiling skim coat over existing sound substrate. Float-and-set (per room) £600–£1,400 Two-coat plaster on bare brick or block — typical for full refurbishment scope. External render £40–£90 per m² Traditional render or K-Rend application — depends on system, scaffold and substrate. ### What affects the price - Room size (m²) and ceiling height - Substrate type (plasterboard / brick / block) - Number of beads and stop ends required - Render system (traditional / through-coloured) - Scaffold requirement (for external render) - Substrate preparation (old plaster removal) [Get Your Free Written Quote](/contact) Service Area ## Areas We Cover for Plastering & Rendering We deliver this service across our full Hertfordshire and Essex catchment. Regular projects in [Bishop's Stortford](/areas/bishops-stortford/), [Sawbridgeworth](/areas/sawbridgeworth/), [Harlow](/areas/harlow/), [Saffron Walden](/areas/saffron-walden/), Stansted Mountfitchet, Great Dunmow, Epping, Ware, Hoddesdon, Broxbourne, Cheshunt, Welwyn Garden City and Stevenage. Outside this list? Call us with your postcode — we frequently work the wider London fringe and across the rest of Hertfordshire. Recent Work ## Recent Plastering & Rendering Projects [View full portfolio](/our-work) ![Plastering & Rendering project 1 by J&Co Contractors in Hertfordshire](/assets/upload-042-vmfqjO6M.jpeg) ![Plastering & Rendering project 2 by J&Co Contractors in Hertfordshire](/assets/upload-043-C_zGo07Q.jpeg) ![Plastering & Rendering project 3 by J&Co Contractors in Hertfordshire](/assets/upload-044-DJVTYOAJ.jpeg) ![Plastering & Rendering project 4 by J&Co Contractors in Hertfordshire](/assets/upload-045-DrkN81C2.jpeg) ![Plastering & Rendering project 5 by J&Co Contractors in Hertfordshire](/assets/upload-046-CErcy4nJ.jpeg) ![Plastering & Rendering project 6 by J&Co Contractors in Hertfordshire](/assets/upload-047-DjJy6p5J.jpeg) ![Plastering & Rendering project 7 by J&Co Contractors in Hertfordshire](/assets/upload-048-OhjW-qcI.jpeg) ![Plastering & Rendering project 8 by J&Co Contractors in Hertfordshire](/assets/upload-049-BH3rRqqI.jpeg) ![Plastering & Rendering project 9 by J&Co Contractors in Hertfordshire](/assets/upload-050-6LouYxkI.jpeg) ![Plastering & Rendering project 10 by J&Co Contractors in Hertfordshire](/assets/upload-054-4qC8U0Ey.jpeg) ![Plastering & Rendering project 11 by J&Co Contractors in Hertfordshire](/assets/upload-055-DTwVaNPN.jpeg) ![Plastering & Rendering project 12 by J&Co Contractors in Hertfordshire](/assets/upload-056-CDNMZy23.jpeg) FAQs ## Plastering & Rendering — Frequently Asked Questions ### How long does plaster take to dry? ### Can you plaster over existing plaster? ### What's the difference between K-Rend and painted render? ### How long should plaster last? ### Will you make a mess? ### Can you plaster ceilings? ### Is the work guaranteed? Related Services [Renovations & Refurbishments](/renovations-refurbishments/) [Brickwork & Masonry](/brickwork-masonry/) [Damp Proofing & Waterproofing](/damp-proofing-waterproofing/) [Loft Conversions](/loft-conversions/) [Back to Building & Construction](/building-construction/) ## Get a Free Plastering or Rendering Quote Owner-led survey, fixed itemised quote, decoration-ready finish. Across Hertfordshire and Essex. [Request Free Quote](/contact) [01279 216 215](tel:01279216215) Page last updated: May 2026 · J&Co Builders Ltd · 1 Ugley Hall Cottages, Bishop's Stortford CM22 6JB ![J&Co Contractors](/assets/jandco-logo-DkXiFtbE.png) Owner-led roofing and building contractors covering Bishop's Stortford, Hertfordshire and Essex. 25 years of hands-on trade experience. Open seven days. [01279 216 215 (office)](tel:01279216215) [07379 964569 (mobile)](tel:07379964569) [info@jandco-contractorsltd.co.uk](mailto:info@jandco-contractorsltd.co.uk) 1 Ugley Hall Cottages, Bishop's Stortford CM22 6JB Open 7 days a week - Sun 07:00–17:30 - Mon 07:00–17:00 - Tue 07:30–17:00 - Wed 07:00–17:30 - Thu 07:00–17:30 - Fri 06:00–18:00 - Sat 09:00–17:00 [](https://www.facebook.com/share/18mTGdCPdF/?mibextid=wwXIfr) ### Roofing - [All roofing services](/roofing/) - [Flat Roofing](/flat-roofing/) - [Roof Repairs & Maintenance](/roof-repairs/) - [Emergency Roof Repairs](/emergency-roof-repairs/) - [Guttering, Fascias & Soffits](/guttering-fascias-soffits/) - [Chimney Repairs & Repointing](/chimney-repairs-repointing/) ### Building & Construction - [All building services](/building-construction/) - [Building & Extensions](/building-extensions/) - [Loft Conversions](/loft-conversions/) - [Renovations & Refurbishments](/renovations-refurbishments/) - [Brickwork & Masonry](/brickwork-masonry/) - [Damp Proofing & Waterproofing](/damp-proofing-waterproofing/) - [Plastering & Rendering](/plastering-rendering/) - [Patio & Driveway Installations](/patio-driveway-installations/) - [Fencing & Garden Walls](/fencing-garden-walls/) - [Property Maintenance](/property-maintenance/) ### Areas We Cover - [Bishop's Stortford](/areas/bishops-stortford/) - [Stansted Mountfitchet](/areas/stansted-mountfitchet/) - [Sawbridgeworth](/areas/sawbridgeworth/) - [Great Dunmow](/areas/great-dunmow/) - [Harlow](/areas/harlow/) - [Saffron Walden](/areas/saffron-walden/) - [Epping](/areas/epping/) - [Ware](/areas/ware/) - [Hoddesdon](/areas/hoddesdon/) - [Broxbourne](/areas/broxbourne/) - [Cheshunt](/areas/cheshunt/) - [Welwyn Garden City](/areas/welwyn-garden-city/) - [Stevenage](/areas/stevenage/) ### Company - [About J&Co](/about/) - [Our Recent Work](/our-work/) - [Blog](/blog/) - [Customer Reviews](/reviews/) - [Contact Us](/contact/) © 2026 J&Co Builders Ltd · Trading as J&Co Contractors · All rights reserved. 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