How Spray Cork Handles Frost and Freeze-Thaw Cycles in the UK
Freeze-thaw cycles damage UK walls through 9% water expansion when frozen. Cork’s cellular structure (40 million cells/cm³) resists this through 95% flexibility recovery, hydrophobic properties, and breathable moisture blocking. Hidden threats damage millions of UK homes every winter. Freeze-thaw cycles silently crack walls, compromise insulation, and cost homeowners thousands in repairs. Government data shows 8.5 […]
Spray Cork vs Spray Foam Insulation: Which is Best for UK Homes?
Spray foam creates mortgage problems and moisture trapping in UK homes. Cork spray offers breathable, moisture-safe thermal improvement without resale risks, ideal for older solid-wall properties. Millions of UK homes need better insulation, but the wrong choice costs thousands or stops sales. Spray foam causes mortgage rejections, moisture damage, and £3,200 removal costs. Official government […]
How Thick Is Sprayed Cork and What Does the Finish Look Like?
Sprayed cork is typically applied 2-5mm thick (averaging 3-4mm) in two coats. The finish has a subtle orange-peel texture with visible cork particles, creating a modern, uniform appearance similar to premium render. Sprayed cork offers a modern solution for property owners seeking durable, attractive wall coatings. This natural material combines granulated cork with water-based resin […]
Can You Render Over Pebbledash or Brickwork?
Yes, you can render over pebbledash and brickwork with SprayCork, which adheres better to textured surfaces than traditional render. It’s flexible, breathable, offers thermal insulation, and lasts 25+ years with minimal maintenance. https://greencork.co.uk/wp-content/uploads/2025/11/spraycork-application-on-an-old-painted-brickwork-.mp4#t=,27 Thousands of UK homes still feature pebbledash or aged brickwork exteriors that look tired and dated. If you’re wondering whether to refresh […]
What Surfaces Can You Apply Spray Cork To? Complete Insulation Guide
Spray cork adheres to most building surfaces, including brick, concrete, plaster, metal, timber, and some roof materials, offering eco-friendly insulation that reduces energy costs while managing moisture effectively. https://greencork.co.uk/wp-content/uploads/2025/10/Surfaces-That-Spray-Cork-Can-be-applied.mp4#t=,8 Spray cork offers a versatile, eco-friendly insulation solution for homeowners and building professionals looking to improve thermal performance and reduce energy costs. This natural material provides […]
How Does Spray Cork Compare to Traditional Insulation Materials?
Spray cork offers superior breathability, eco-friendliness, and seamless application compared to traditional insulation, though it provides moderate thermal performance. Best used complementarily with bulk insulation rather than as a standalone solution. When investing in exterior wall finishes, durability is a top concern for property owners. Spray Cork has emerged as a popular choice due to […]
How Long Does Spray Cork Last? | Lifespan Explained
Spray cork typically lasts 25-30 years when properly applied, outperforming traditional finishes. Its durability comes from natural elasticity and breathability, requiring only minimal maintenance throughout its impressive lifespan. When investing in exterior wall finishes, durability is a top concern for property owners. Spray Cork has emerged as a popular choice due to its impressive longevity […]
Can You Render Over Render? Why Spray Cork Is the Smarter, Cheaper Alternative
Yes, you can render over an existing render if it’s sound and well-bonded. However, Spray Cork offers a superior alternative; lighter, more flexible, thermally efficient, and environmentally friendly, with simpler application and lower long-term costs. “Should I render over your existing render?” is a common question among UK homeowners facing deteriorating exterior walls. While conventional […]
Does Spray Cork Provide Sound Insulation or Noise Reduction?
Spray cork provides moderate sound insulation by absorbing approximately 70% of sound energy through its millions of tiny air pockets. With an 8mm application, it can reduce noise by up to 38dB, particularly for mid to high frequencies. Modern living brings unique challenges. Urban noise seeps through walls, neighbours share thin partitions, and home offices […]
Spray Cork Insulation: Prevent Damp Walls, Mould & Condensation
Spray cork insulation provides a thin, breathable barrier that prevents condensation and mould by keeping wall surfaces warm while allowing moisture to escape. Unlike traditional solutions, it works on solid walls without reducing interior space. Living in the UK means dealing with our famously wet climate. But that shouldn’t mean accepting damp walls and mould […]
