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Ready to cut heat loss? Let’s talk.
Make your home warmer, quieter and more energy-efficient with professional external wall insulation and durable silicone render finishes. We survey, design and install high-performance EWI systems across the London area.
Tell us about your property and receive a clear, no-obligation quote from our specialist team.
+21 Years of Experience
High-Quality Workmanship
Long-Lasting Relationships
Eco-Friendly Solutions
Comprehensive Service
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EWI Specialists LTD
United Kingdom.
Cost Calculator
Find Your External Wall Insulation Cost in 60 Seconds
Use our free EWI cost calculator to get an instant per-m² estimate and a downloadable PDF quote. Compare EPS, Rockwool, or Kingspan insulation with your chosen finish (silicone, scratch, brick-effect or pebble dash). You’ll also receive energy-saving tips and grant guidance where available.
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Recent Insulation and Rendering Projects
At EWI Specialist, our dedication is not just to meet, but to surpass your expectations with our exceptional services. See our work yourself.
