Blog — Rendering & Plastering Tips from PureRend
Practical, Cornwall-specific advice from working tradesmen. No generic filler — just the honest answers we'd give you on a quote visit.
Costs & PricingHow Much Does Rendering Cost in Cornwall?
What drives the price of silicone render, monocouche and EWI in Cornwall — and why every job is quoted after a free site visit, not from a price list.
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Materials GuideSilicone Render vs Monocouche: Which Is Right for Your House?
Plain English breakdown of the two most common render systems — when to use each, and what products we use on Cornish homes.
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Repairs & RenovationCan You Render Over Pebbledash? (And Should You?)
The honest answer: it depends on the condition. Here's how to tell, and what the process involves on a 1960s Cornish house.
Read moreAftercareHow to Clean Render Without Damaging It
The most important thing homeowners need to know: never pressure wash modern render. Here's what actually works on the Cornish coast.
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Planning & RegulationsDo I Need Planning Permission to Render My House?
Usually no — but listed buildings, conservation areas in Cornwall, and EWI are important exceptions you need to know about.
Read moreMaterials GuideHow Long Does External Rendering Last? (And What Affects It)
Silicone render lasts 25–30 years, monocouche 20–25 years, and lime indefinitely with maintenance. Here's what affects the lifespan on Cornish homes.
Read moreEnergy & CostExternal Wall Insulation: Is It Actually Worth It in Cornwall?
Solid-wall properties lose around 35% of their heat through walls. Here's how EWI works, how long it takes to pay back, and why Cornwall's climate makes it a strong investment.
Read moreSpecialist AdviceWhy Coastal Properties in Cornwall Need Silicone Rendering
Atlantic salt spray and freeze-thaw cycles destroy standard render on exposed Cornish properties. Here's why silicone is the only sensible choice on the coast.
Read moreRepairs & RenovationDamp Walls and Rendering: What Actually Fixes the Problem
Rendering fixes penetrating damp. It makes rising damp worse. Here's how to diagnose which you have before anyone starts work.
Read moreMaterials GuideRender Colours: A Practical Guide to Choosing the Right Shade
Warm creams for Cornish cottages, sharp greys for modern builds. Here's how to pick a colour that looks right for the property and ages well.
Read moreMaterials GuideMachine Spray vs Hand-Applied Rendering: What's the Difference?
Spray is faster on large areas. Hand-applied is better in tight spaces and repairs. Both can achieve the same quality finish — here's when we use each.
Read moreRepairs & Renovation5 Signs Your Render Needs Replacing (Not Just Patching)
Hollow spots, bulging, persistent staining, structural cracks, and cement over old lime — five signs the whole system needs to come off.
Read moreGetting StartedGetting Your House Rendered for the First Time: What to Expect
From first call to finished wall — what happens at the quote visit, how prep and application work, and what a good job looks like when it's done.
Read moreEnergy & CostEWI Grants in Cornwall: What Funding Is Available in 2026?
GBIS, ECO4, and local authority schemes can cover most or all of the cost of external wall insulation for eligible properties in Cornwall.
Read moreSpecialist AdviceCan You Render in Winter? The Honest Answer for Cornwall
Below 5°C, render won't cure properly. January and February are mostly off. Here's when to book and what the temperature limits actually mean.
Read moreGetting StartedHow to Choose a Plasterer in Cornwall: What to Actually Check
Insurance, the right experience, clear written quotes, and the red flags that tell you to walk away — an honest guide from working tradesmen.
Read moreAftercareRender Maintenance: How to Keep Your Walls Looking Good for Years
Modern silicone and monocouche render needs almost no maintenance. A soft wash every 5–7 years and an annual visual check is the whole job.
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Got a job in mind? Call us on 07761 735022, drop a message on WhatsApp, or email b.rplasteringsw@gmail.com. Straight answers, no pressure.
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