Discover the Areas We Cover

At E Z Design and Construction Ltd, we proudly provide professional external wall insulation and rendering services across Kent and South East London. With over 35 years of experience, our fully qualified team delivers energy-efficient, weatherproof insulation systems tailored to homes throughout the region.

Whether you’re in a busy town or a quiet village, we bring expert workmanship and high-performance materials directly to your doorstep.

Get a Free Quotation

Call: 07887402707

Areas We Cover for External Wall Insulation (EWI)

We provide External Wall Insulation services across South East London and Kent, including but not limited to the following areas:

Abbey Wood, Avery Hill, Beckenham, Belvedere, Bexley, Bexleyheath, Bickley, Biggin Hill, Blackfen, Blackheath, Bromley, Bromley Common, Catford, Chelsfield, Chinbrook, Chislehurst, Coney Hall, Crayford, Crockenhill, Dartford, Deptford, Eltham, Erith, Eynsford, Fawkham Green, Gravesend, Greenhithe, Greenwich, Halstead, Hartley, Hawley, Hither Green, Horton Kirby, Kemsing, Keston, Knockholt, Lewisham, Longfield, Meopham, Mottingham, New Addington, New Ash Green, New Eltham, North Cray, Northfleet, Orpington, Otford, Penge, Petts Wood, Plumstead, Sevenoaks, Sidcup, South Darenth, St Mary Cray, St Paul’s Cray, Stone, Sutton At Hone, Swanley, Tonbridge, Tunbridge Wells, Upper Elmers End, Welling, West Kingsdown, West Wickham, Woolwich.

Areas We Cover for External Rendering

We provide External Rendering services across South East London and Kent, including but not limited to the following areas:

Don’t see your area listed?
Call us on 07887 402707 — we may still cover your location!

Why Homeowners Choose Us

✅ Over 35 years of experience
✅ Fully qualified and insured team
✅ Local specialists who know the area
✅ Tailored insulation systems for every home
✅ Clean, tidy, and reliable service

Ready to Transform Your Home?

We help reduce heat loss, lower energy bills, and modernise your home exterior.
Use the links above to visit your local service page, or get a free quote today.

Get a Free Quotation

Call: 07887402707

Trusted External Wall Insulation Systems in the UK

We work with the UK’s most reputable and certified EWI system manufacturers. These brands offer systems that meet BBA (British Board of Agrément) standards or other recognised certifications — ensuring your insulation is safe, durable, and energy efficient.

EWI Pro

EWI Pro provides BBA-certified systems like EWI-040 and EWI-090, including monocouche render solutions.

K Rend

K Rend is known for its silicone and monocouche render products.

Weber

Weber provides the popular WeberTherm and Weber Pral M external insulation systems.

Parex

Parex offers trusted rendering systems including Monorex monocouche render.

Wetherby Building Systems

Wetherby is a leader in EWI systems for solid wall and frame constructions.

Alsecco

Alsecco offers German-engineered EWI systems suitable for UK regulations.

Baumit

Baumit delivers high-quality external wall systems with great weather resistance.

Johnstone’s Trade

Johnstone’s Trade manufactures Stormshield EWI and coloured render systems.

Permarock

Permarock provides BBA-certified EWI systems, including for high-rise developments.

Need help choosing? We’ll guide you to the best system for your property’s type and energy goals.

Paulo Leite

12:58 26 Nov 25

Work completed to a high standard. Kept everything clean and tidy throughout the process. Overall very happy and recommend.

Dennis Lucken

11:40 09 Sep 25

We had a good experience with EZ. The contract price for rendering our bungalow was sensible and competitive. Ed and his team arrived on time every day and the finished work transformed our home.. We are very pleased with the result and would recommend EZ.

Francesco Cavasino

10:15 21 Aug 25

Ed and his team did an excellent job at my property. replaced the entire rendering and fit EWI nano drex silicone rendering to our solid walls house. job executed to a very high standard, the building site was always clean and he and his team worked on time and without distractions. Ed takes pride in what he does. I have the utmost respect for his professionalism and the way he conducts business. it was a pleasure.

Thank you Ed.

kind regards FC

Philip Cottrell

17:27 14 Nov 24

Very professional and high quality workmanship.Eddie and team completed external silicone render to our front gable. Eddie takes great pride in his work. He masked adjacent decorative brickwork and eaves to ensure they were fully protected. Thank you Eddie for an outstanding job.

Bradley Masher

16:34 08 Nov 24

Fantastic delivery from start to finish. Clear and informative communication every day with all rendering work being delivered to a high quality. Very clean and tidy working practices with a lot of care taken when protecting patio, windows etc. I would highly recommend!

Theresa Blythe

17:28 09 Sep 24

When we stared looking at rendering Ed came over and spent time explaining various options that we could take. They did a great job insulating and rendering our house and kept our property very tidy during the process. We are very happy with how it now looks and hope that our home will be much warmer this coming winter.

Andy Care

21:05 06 Feb 24

I contacted Erdal of EZ through recommendations, he came and spoke through my choice of options between Weber and K Rend, showed good product understanding and experience. We agreed on the Weber, set a date and gave quote. Works completed to a very high standard, very tidy and precise and showed a passion for his workmanship and delivery. Photos show the standard, very pleased and satisfied with the work. Polite and respectful to the family In my absence also. Highly recommend.

Sonia Weeks

18:33 06 Feb 24

Excellent job!, external wall insulation and silicon render. The craftsmanship and the standards were high. I recommend EZ Design and Construction for similar jobs. Good work and value.

Agata Rapuleng

12:47 29 Mar 22

Eddie has done external insulation on our house very recently. The service provided has been excellent, the communication very good throughout the job, the advice really good and an excellent finish. The house looks great and Eddie's expertise in this area is genuinely amazing. I highly recommend their services.