Professional K-Rend Rendering Services
With over 35 years of hands-on experience in external rendering, we provide professional k-rend rendering services delivered with precision and long-term performance in mind. Our background combines traditional trade expertise with a deep understanding of modern render systems and façade protection. As an officially recognised K-Rend Approved Contractor, we install K-Rend products in accordance with manufacturer guidance and best practice standards. We understand the technical differences between finishes, substrates and detailing requirements, ensuring the correct specification for each property. Every project is approached with careful preparation, correct system build-up and attention to detail. Whether you are upgrading an existing façade or finishing a new build, our K-Rend rendering services are tailored to deliver durability, consistency and a high-quality finish.
This page explains the K-Rend finishes we install (Silicone K1 and Silicone TC 15) and helps you choose the right option; our approval status is detailed separately.
K-Rend Silicone K1 – Through Coloured Scraped Render
K-Rend Silicone K1 is a through coloured render designed to provide a durable and consistent scraped finish. Often referred to in the wider market as monocouche render, this system allows colour to run throughout the material rather than being applied as a surface coating.
It is typically applied in a thicker layer and then lightly scraped back to achieve its uniform textured appearance. Because the colour is integral to the render, minor surface marks are less noticeable compared to painted finishes.
K-Rend Silicone K1 is suitable for both new build and refurbishment projects and offers a low maintenance, weather-resistant façade finish when installed correctly.

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K-Rend Silicone TC 15 – Thin Coat Render Finish
K-Rend Silicone TC 15 is a silicone-based thin coat render designed to provide a refined textured finish. Unlike scraped render systems, this finish is applied in a thinner layer over a reinforced basecoat, creating a consistent and modern appearance.
Often referred to as a K-Rend silicone thin coat, TC 15 offers excellent flexibility and water repellence while remaining breathable. The silicone technology helps reduce surface staining and makes the façade easier to maintain over time.
K-Rend Silicone TC 15 is commonly chosen for properties requiring a smooth, contemporary look or as part of a multi-layer render build-up where controlled detailing and colour consistency are important.

What Is the Difference Between K-Rend Silicone K1 and Silicone TC 15?
The main difference between K-Rend Silicone K1 and K-Rend Silicone TC 15 is the thickness of application and the type of finish achieved.
K-Rend Silicone K1 is a through coloured scraped render applied in a thicker layer. Once partially set, it is scraped back to create a uniform textured appearance. Because the colour runs throughout the material, minor surface marks are less noticeable over time.
K-Rend Silicone TC 15 is a silicone thin coat render applied in a thinner layer over a reinforced basecoat. It produces a finer, more contemporary textured finish and benefits from enhanced flexibility and water repellence due to its silicone resin composition.
In simple terms, K1 provides a traditional scraped render look with integral colour, while TC 15 offers a thinner, modern silicone finish applied as part of a multi-layer render system. The most suitable option depends on the property type, substrate condition and desired aesthetic.
Explore Our Other External Rendering Services
In addition to our K-Rend rendering services, we also provide a range of traditional and modern external rendering solutions.

Conventional Render (Sand and Cement Render):
Our experienced team specialises in traditional sand and cement render, delivering a durable, textured finish that protects against the elements. Known for its breathability and strength, this method provides reliable crack resistance and a long-lasting result when applied with care and precision.
Traditional Render (Lime Render):
Our traditional lime render is a breathable and eco-friendly option, ideal for older or solid-wall properties. It allows moisture to escape while providing a smooth, durable and low-maintenance finish.

Ashlar Effect Render:
Ashlar effect render creates the appearance of finely cut and jointed stonework, adding elegance and character to your property. Carefully applied to replicate natural stone, this decorative finish delivers a refined, distinctive look with a high-quality result.
Silicone Render:
Silicone render is a durable, low-maintenance finish available in a wide range of colours. Its flexible, water-repellent properties help reduce cracking and keep your exterior looking clean and modern for years.
Acrylic Render:
Acrylic render is a flexible, coloured finish that provides good crack resistance and long-lasting colour. It offers a clean, modern appearance with minimal maintenance.
Monocouche Render:
Monocouche render is a one-coat, through coloured finish that provides a durable, low-maintenance exterior. Available in a range of colours, it offers a clean and long-lasting result.
Self-Cleaning Render:
Self-cleaning render helps keep your property looking fresh by allowing rainwater to wash away dirt and pollutants. It reduces maintenance and maintains a clean appearance over time.
Multi-Coat Waterproofing Render System (Tanking):
A highly durable, multi-layer render system designed to provide a waterproof barrier, commonly used in basements and areas prone to damp or water ingress.

Why Choose E Z Design & Construction Ltd for K-Rend Rendering Services?
- Specialist Experience: With over 35 years of hands-on rendering experience, we understand correct system build-up, detailing and substrate preparation to ensure long-term performance.
- Approved Installation: As a recognised K-Rend Approved Contractor, we install K-Rend Silicone K1 and Silicone TC 15 finishes in accordance with manufacturer guidance and best practice standards.
- Quality & Precision: From preparation to final finish, every stage of our K-Rend rendering services is carried out with care, ensuring a consistent, durable and professional result.
- Clear Advice & Honest Service: We help you understand the differences between finish types and recommend the most suitable option for your property, ensuring confidence in your decision.
Contact Us Today for K-Rend Rendering Services
Transform the exterior of your property with our professional k-rend rendering services, tailored to suit your property type and desired finish. Whether you are considering a modern Silicone TC 15 thin coat or a durable K-Rend through coloured render such as Silicone K1, we provide expert installation with long-term performance in mind. Get in touch today to arrange a survey and receive a clear, personalised quotation for your project.
Experience exceptional quality and craftsmanship with E Z Design & Construction Ltd’s K-Rend rendering services. Our team is dedicated to ensuring that each application not only enhances the aesthetic appeal of your property but also provides lasting protection against the elements. With a commitment to using only the finest materials and techniques, we guarantee a finish that is both visually striking and functionally robust. Contact us today to discuss your requirements and discover how we can elevate your property’s exterior.
K-Rend Finish Selector: Silicone K1 vs Silicone TC 15
Choose the right finish in 60 seconds. The correct K-Rend system depends on your substrate, desired appearance, and long-term performance requirements.
Silicone K1 Through-Coloured Scraped Render
Best for:
- Brick or blockwork substrates
- Traditional housing stock
- Clients wanting a textured scraped finish
- Projects requiring a thicker, robust render
Key characteristics:
- Cementitious through-colour render (approx. 15mm)
- Scraped back to achieve consistent texture
- High durability and impact resistance
- Wide colour range
Silicone TC 15 Thin Coat Render
Best for:
- External Wall Insulation (EWI) systems
- Modern smooth architectural finishes
- Contemporary properties
- Projects requiring enhanced flexibility
Key characteristics:
- Thin coat silicone finish (approx. 1.5mm)
- Highly breathable and flexible
- Crack-resistant formulation
- Self-cleaning silicone technology
If you are unsure which finish is most suitable, we carry out a full site assessment before making a recommendation.
Typical K-Rend Specification Build-Ups (By Substrate)
Every property requires a tailored specification. Below are example system build-ups for common scenarios.
Brick or Blockwork (Sound Substrate)
- Substrate preparation and cleaning
- Bonding primer (if required)
- Basecoat render layer
- Reinforcing mesh (where necessary)
- Silicone K1 through-coloured top coat (scraped finish)
Typically used for full re-render projects where existing finishes are removed.
Existing Render (Over-Coating Scenario)
- Structural assessment of existing render
- Repair of hollow or cracked sections
- Bonding primer
- Mesh-reinforced basecoat (if required)
- Silicone K1 or TC 15 finish coat
Only suitable where substrate integrity is confirmed.
External Wall Insulation System (EWI)
- Insulation boards mechanically fixed
- Basecoat adhesive layer
- Alkali-resistant reinforcing mesh
- Second basecoat layer
- Silicone TC 15 thin coat finish
Used to improve thermal performance and external appearance simultaneously.
Why specification matters: Incorrect build-ups can lead to cracking, delamination, moisture retention, and premature failure. Every installation should follow a system-appropriate specification.
K-Rend FAQs (Brand & Finishes We Install)
What is K-Rend?
K-Rend is a UK render manufacturer known for silicone and through coloured render finishes used on external façades.
What is K-Rend — a brand, a product, or a system?
K-Rend is a brand (manufacturer). Under that brand, there are different products and finishes—for example K-Rend Silicone TC 15 (thin coat) and K-Rend Silicone K1 (through coloured scraped render).
Is it “K-Rend” or “K-render”?
The brand name is K-Rend. When people say “K-render” on the phone, they usually mean “a coloured render finish” or they’re asking if you use the K-Rend brand.
When someone asks “Do you do K-render?” what do they usually mean?
It normally means one of these:
- Do you install the K-Rend brand?
- Do you install a thin coat silicone render (e.g., K-Rend silicone thin coat like Silicone TC 15)?
- Do you install a through coloured render (e.g., K-Rend Silicone K1)?
On a survey we’ll confirm which finish is right for your property and what you meant by “K-render”.
Do we use K-Rend?
Yes. We provide professional k-rend rendering services and install K-Rend finishes where they’re suitable for the property and specification.
Are we a K-Rend Approved Contractor?
Yes. You can view our approval here: K-Rend Approved Contractor.
Do we recommend K-Rend?
We recommend K-Rend where it fits the job—property type, substrate condition, finish preference, and long-term performance requirements. We’ll explain the options clearly during the survey.
Do we quote for K-Rend?
Yes. We quote for K-Rend finishes once we’ve surveyed the property and confirmed the most suitable build-up, detailing, and finish type.
Is K-Rend any good?
K-Rend is widely used and well-known in the UK market. Like any render, performance depends heavily on correct preparation, detailing, and installation—not just the bag or bucket.
Is K-Rend the best silicone render brand?
“Best” depends on the exact finish, substrate, detailing, and project goals. K-Rend Silicone TC 15 is a popular silicone thin coat option, but suitability is always project-specific.
Is K-Rend the best monocouche render brand?
K-Rend’s Silicone K1 is a K-Rend through coloured render that can be finished as a scraped texture or roughcast. Whether it’s the best option depends on the property and the finish you want.
What is K-Rend Silicone TC 15?
K-Rend Silicone TC 15 is a silicone-based thin coat render finish that creates a consistent textured appearance when applied over a reinforced basecoat.
What is K-Rend Silicone K1?
K-Rend Silicone K1 is a through coloured render that can achieve a scraped texture. Because the colour runs through the render, it’s not reliant on paint for its colour finish.
Can you paint over K-Rend?
In many cases, yes—subject to condition, cleanliness, and the correct preparation and coating choice. If your existing K-Rend finish is tired or patchy, we can advise the best route after inspection.
Does K-Rend need painting?
Normally no. K-Rend finishes like Silicone TC 15 and Silicone K1 are coloured finishes designed to be the final appearance.
Does K-Rend need maintenance?
All external finishes benefit from basic care: occasional gentle cleaning, checking sealant and joints, and addressing small issues early to prevent bigger repairs later.
Does K-Rend crack?
Any render can crack if there’s movement, poor detailing, inadequate preparation, or unsuitable substrates. Correct specification, reinforcement, and detailing are key to minimising risk.
Can you repair K-Rend?
Often yes—repairs depend on the finish type, age, colour match expectations, and the cause of damage. We assess first, then recommend the most appropriate repair approach.
Areas We Cover for K-Rend Rendering Services
K-Rend Rendering Services Area
We provide K-Rend rendering 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.
If you are looking for trusted renderers in your area, our experienced team delivers high-quality external wall rendering solutions tailored to local property styles and conditions.



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