📍 New Rd, Callington PL17 7BE ✉️ [email protected]
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07723 607 800

Render Repair Services in Callington

Render Repairs in Callington
Render protects your Callington home's walls from weather penetration while providing an attractive finish. But render doesn't last forever – it cracks, blows, and eventually fails. Callington Roofing repairs and replaces render across Callington and throughout the county. From small patch repairs to complete re-rendering, we restore your walls' protection and appearance.

Common Render Problems

Cracking

Hairline cracks are normal as render settles. Larger cracks indicate movement or underlying problems. We assess crack patterns to understand the cause before recommending repair.

Hollow/Blown Render

When render detaches from the wall behind, it sounds hollow when tapped. Blown render no longer protects the wall and will eventually fall away. It needs removing and replacing.

Damp and Staining

Failed render allows moisture penetration, causing damp patches, salt staining, and algae growth. This needs addressing before redecoration.

Impact Damage

Knocked render from ladders, vehicles, or other impact. Repair is usually straightforward but should be done promptly to prevent water ingress.

Repair Options

Crack Repair

Fine cracks can be filled and redecorated. Larger cracks need cutting out and filling with flexible repair materials that accommodate ongoing movement.

Patch Repairs

Localised damage can be cut out and patched. We match texture and finish as closely as possible, though some difference is often visible until painting blends it.

Full Re-Rendering

When damage is widespread, complete re-rendering is the better solution. We remove all existing render, repair the substrate, and apply new render in appropriate materials.

Render Types

Traditional Sand/Cement Render

The standard render for decades. Mixed on-site and applied in multiple coats. Can be finished smooth, scraped, or textured. Requires painting for weather protection.

Through-Coloured Render

Modern renders with colour throughout, not requiring painting. Self-coloured finishes available in many shades. More expensive but lower maintenance.

Lime Render

Essential for older buildings (pre-1920s typically). Lime render allows walls to breathe and accommodates movement that would crack cement renders. We use NHL lime for authentic, appropriate repairs.

When to Use Lime Render

Many Callington properties – cottages, farmhouses, period terraces – were built with lime mortar and lime render. Using modern cement render on these buildings traps moisture and causes damage.

Signs your property needs lime render:

  • Built before 1920
  • Solid walls (no cavity)
  • Existing lime mortar visible
  • Previous cement repairs have failed

We assess your property and recommend appropriate materials. Using the right render type is essential for lasting repairs.

Frequently Asked Questions

Can you match my existing render texture?

We match texture as closely as possible. However, new render often looks different from weathered original until it ages. Painting everything provides the most uniform finish.

Why did my render crack?

Common causes include building settlement, thermal movement, inadequate preparation, or wrong render type for the building. We assess the cause before repairing.

Do I need lime render?

Probably, if your house is pre-1920s with solid walls. Using cement render on old buildings causes problems. We'll advise what's appropriate.

How long does render last?

Quality cement render typically lasts 30-50 years. Lime render can last centuries with maintenance. Modern through-coloured renders have 25-30 year warranties.

Can you add insulation when re-rendering?

Yes, external wall insulation (EWI) can be combined with re-rendering. This improves thermal performance and provides a new rendered finish. It's a bigger project but worth considering.

Get Your Free Quote

Call us today to discuss your render repairs requirements.

Call: 07723 607 800

Professional Render Repairs Across Callington

Damaged or deteriorating render not only looks unsightly but can allow water penetration that leads to serious structural problems. Our render repair specialists restore your property's protective coating and appearance using techniques matched to your building's requirements.

Common Render Problems in Callington, PL17

Callington's coastal climate creates specific challenges for rendered buildings:

  • Cracking: Thermal movement, settlement, or impact can cause cracks that allow water entry
  • Hollow Areas: Loss of adhesion between render and substrate, often caused by moisture
  • Erosion: Wind-driven rain and salt gradually wear away render surfaces
  • Biological Growth: Algae, moss, and lichen thrive in Callington's moist climate
  • Staining: Rust from embedded ironwork, efflorescence, or pollution deposits

Our Render Repair Process

Every render repair project follows our proven methodology:

  1. Assessment: We thoroughly examine the render condition, identifying all areas requiring attention
  2. Cause Identification: Understanding why damage occurred prevents repeat problems
  3. Preparation: Loose material is removed, cracks are opened, and surfaces are cleaned
  4. Repair: Using appropriate materials matched to existing render type and colour
  5. Finishing: Surface texture matched to surrounding areas for seamless integration
  6. Protection: Optional application of breathable water-repellent treatments

Render Types We Work With

Our experience covers all render systems found on Callington properties including traditional lime renders on period buildings, sand and cement renders on modern properties, pebbledash and roughcast finishes, modern silicone and acrylic render systems, and specialist conservation renders for listed buildings.

Complete Re-rendering Services

When repair isn't practical, we offer complete re-rendering services. This provides an opportunity to upgrade to modern, more durable render systems while improving your property's thermal performance and weather resistance – particularly valuable given Callington, PL17's challenging climate.

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