Enviromin Mineral Top Coat Render White (WH89) 25kg
Stock Availability
- Basildon:
- Out of Stock
- Newcastle-under-Lyme:
- Out of Stock
- Scotland:
- Out of Stock
- Wales:
- In Stock
Enviromin Topcoat Render is a high-performance, through-coloured mineral render designed for breathable, weather-resistant façade finishes. Polymer-modified and fibre-reinforced, it delivers excellent durability, vapour permeability, and colour stability. Ideal for external applications in cool and damp climates, Enviromin is ready-to-float within 10–40 minutes and available in a range of pastel shades.
Enviromin Mineral Topcoat by SPS Envirowall is a premium-quality, polymer-modified cement-based render designed to deliver a robust, vapour-permeable, and colour-stable finish for external facades. It utilises colourfast, lime-bloom-free technology and fibre reinforcement to offer outstanding resistance against harsh weather conditions.
Key Features:
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Type: Cement-based, polymer-modified thin coat render
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Finish: Through-coloured mineral render finish, ready to float
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Colour Range: Pastel tones (can be overpainted with silicone-grade paint if required)
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Texture Application: Float finished in circular motion using a 1mm plastic float
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Water Repellent: Cross-linked formulation ensures hydrophobic performance
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Breathability: High vapour permeability for long-term façade protection
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Reinforcement: Fibre-enhanced for crack resistance
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Substrate Compatibility: Applied over dried SPS basecoat (no primer required unless conditions dictate)
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Weather Suitability: Can be applied in lower temperatures (minimum 0°C)
Technical Application Guidance:
| Property | Detail |
|---|---|
| Mixing Ratio | 6 to 6.5 litres of clean water per 25kg bag |
| Pot Life | Mix for 2 minutes, rest for 2 minutes, then remix before application |
| Application Temperature | 0°C to 25°C (substrate must be >3°C and <30°C) |
| Humidity Requirement | Less than 95% RH |
| Drying Time (Ready to Float) | 10–40 minutes depending on ambient conditions |
| Coverage | Depends on substrate and grain size; account for wastage |
| Pack Size | 25kg paper sacks, 48 bags per pallet |
| Shelf Life | 12 months (stored in dry conditions above 5°C) |
Application Recommendations:
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Apply directly to the set basecoat without a silicone primer under normal conditions.
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Use primer if:
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Basecoat has aged
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Uneven suction is expected
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Working in dry/sunny conditions
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Application by stainless steel trowel or spray machine; finish with plastic float
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Always apply in consistent batch numbers to maintain uniformity
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Do not apply in frost, rain, high humidity (>95%), direct sun, or extreme temperatures
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Protect newly applied render for 24 hours from wind, rain, and sun using sheeting
Substrate Preparation:
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Surfaces must be flat, dry, clean, and free from grease or dust
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Do not apply to shiny or non-porous surfaces
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Scaffold must be clean and unobstructed to allow even application
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Remove masking tape before the product dries
Environmental & Safety:
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Environmentally responsible: all packaging is recyclable
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Do not dispose of the product into drains or soil
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For full safety details, consult the SDS (available upon request)
Important Note: Avoid applying Enviromin Topcoat render below the damp-proof course or within 150mm of ground level to prevent moisture damage and discolouration.
This topcoat is ideal for projects requiring a breathable, durable, and aesthetically consistent façade finish, especially in damp or cool UK climates. It delivers professional performance with an efficient single-coat application method, making it a reliable choice for installers seeking quality and ease of use.