Ecorend K11 Key Coat Base 25kg
£21.65 exc. VAT
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About Ecorend
Ecorend offers a comprehensive range of advanced render systems designed to meet the diverse needs of modern construction projects. Their through-coloured renders, such as the MR1 Monocouche One Coat Render, provide a durable, low-maintenance finish with consistent colour throughout, eliminating the need for painting. These renders are formulated with advanced siloxane technology, ensuring high water repellence and breathability, making them suitable for various substrates and weather conditions.
In addition to through-coloured options, Ecorend’s thin coat render systems, including the SR15 Silicone Thin Coat Render, offer exceptional flexibility and weather resistance. These systems are highly breathable and adaptable to different substrates, providing a sleek and durable finish that withstands harsh environmental conditions . Ecorend also provides External Wall Insulation (EWI) systems, like the EWI SR15 Silicone Render System, which enhance thermal performance and energy efficiency while delivering a flawless exterior finish . With a focus on innovation and sustainability, Ecorend’s render solutions are trusted by professionals seeking high-quality, long-lasting results.
Product Description
Ecorend K11 Key Coat Base is a cement-based fibre reinforced ultra-high-performance primer base coat that is highly polymer modified to offer the ultimate adhesion for multiple substrates. With W2 weatherproofing performance it is also highly breathable and utilises our cutting-edge trowel technology which makes the product easy to apply by hand or by spray.
Key Features
- Excellent Adhesion.
- Water Repellent.
- Highly Polymer Modified.
- Highly Breathable.
Technical Data
| Pack Size | 25kg Bag waterproof packaging |
| Application Tool | Stainless Steel Trowel, 6mm Notched Trowel |
| Water Demand | Approx. 4.5 to 6ltr per 25kg bag |
| Pot Life | 1 Hour + |
| Humidity Requirement | Less than 95% |
| Coverage | Approx. 1.6kg per mm/per m² |
| Application Tempature | +3°c to 25°c |
Approvals & Certificates
MOAT 22 & EN-998-1:2016
Substrates
| Approved Substrates | Not Approved Substrates |
| New Concrete Block | Timber |
| Smooth Brick | Metal |
| Rough Brick | Glass |
| Hacked Off Render | Below DPC |
| Lightweight Block | Flat Surfaces |
| Existing Render (Pinned) | Insulation |
| Render Carrier Board |
UK CA Declaration of Performance
Ecorend K11 Key Coat Base.
GP: General Purpose Rendering / Plastering Mortar BS EN 998-1:2016
| Reaction to Fire | Class A1 |
| Dry Bulk Density | 1650 kg/m³ |
| Copressive Strength | CS IV |
| Adhesion | ≥ 1.0 N/mm², (FP) B |
| Capillary Water Absorption | W2 |












