Cut Your Energy Bills with External Insulation
Get a no-obligation quote right now.
A local, owner-operated trades business you can trust
Established in 2010, Smarter Homes Ltd has been a trusted provider of high-quality external wall insulation and rendering across Nottingham, Derby, Leicester, Coventry, Oxfordshire and Buckinghamshire. Backed by a manufacturer with a history dating back to 1875, we bring decades of expertise to every project — and a simple promise: warmer homes, lower bills, zero risk.
"Our mission is to help homeowners enhance their properties with energy-efficient solutions that provide long-lasting benefits."
Trusted by homeowners across the Midlands
"Best experience we have had from any building work we have had over the years. We now have a perfect brick looking home that is super warm. Top class workmen and materials, left the place clean and tidy."
Amalia Chiva
"Strong recommendation as an EWI installer. The work done was high quality and still looks excellent a year after installation. From quote to completion all the team worked hard and were very responsive."
Ben Staveley-Taylor
"We've just had the front of our house rendered, and this company was a pleasure to deal with. The two guys were friendly and did an amazing job — only three days from start to finish. I would highly recommend this company."
Sandi Panter
Free written estimate · No obligation
Lower bills. Warmer rooms. Less waste.
External wall insulation isn't just a home improvement — it's an investment in comfort, value and the future. Here's what it can do for your home.
Save up to £620 a year
Homeowners typically cut heating bills by 30–40% after installation — keeping the heat in where it belongs.
Pays for itself in 8–10 years
Lower bills every year mean EWI effectively pays for itself — and you keep saving long after that.
Cut CO₂ by 50–60%
Around 1.8–2.5 tonnes less CO₂ a year — a massive drop in your home's carbon footprint.
Goodbye damp & mould
A protective layer stops moisture penetrating your walls — fewer repairs, healthier air, less risk of asthma & allergies.
Simple, transparent, hassle-free
Five clear steps from photos to a fully insulated home — with no upfront deposit at any stage.
Initial Information
Send us a few photos and basic property details — we'll send back a no-obligation cost estimate.
Free Survey & Quote
If the estimate fits your budget, we visit to take precise measurements and answer your questions — free.
Installation
Our manufacturer-certified team installs your insulation with minimal disruption to daily life.
Independent Inspection
Your local Building Control inspector signs off the work during and after completion.
Final Payment & Certificate
Once you're fully satisfied, you make the final payment and receive your Building Control certificate.
Step 1 takes under 2 minutes
A warmer home — and a better-looking one.
EWI doesn't just save you money. It transforms how your home looks from the street and adds real value to your property.
A fresh new look
Choose from a wide range of modern silicone render finishes and colours to suit your home's character.
Goodbye tired brickwork
Crisp, smooth walls and neat detailing transform the kerb appeal of dated semis, terraces and bungalows.
Adds 5–10% to value
Better energy ratings and a smart modern exterior typically lift property value by 5–10% — a return long before you sell.
Free written estimate · No obligation
Built on quality. Backed by warranty. Inspected by your Council.
Manufacturer Warranty
Every install is backed by a full manufacturer warranty from a system supplier trusted since 1875.
25+ Years' Experience
Decades of installation expertise across Nottingham, Derby, Leicester, Coventry, Oxfordshire & Buckinghamshire.
Building Control Inspected
Independently inspected during and after the work — you receive a Building Control satisfaction certificate.
Zero Upfront Deposit
We earn your trust first. Payments are made in three stages after the work has started.
BBA Kitemarked Materials
Premium silicon and nano-technology finishes installed by manufacturer-approved teams.
No deposit · No obligation · Written quote in 48 hours
Proudly serving homeowners across the Midlands
Ready to find out what your home could save?
Send 3 photos. Get your written estimate within 48 hours. No deposit. No obligation. No visit needed to get started.