SP365 Ultimate Silicone Primer
- Coverage
- Approx. 60m² per 15kg
- Application Temperature
- -5⁰C to 25⁰C
- Humidity
- Less than 99%
- Suitable Substrate
- ecorend Base Coat
- Unit Size
- 15kg Bucket
- Pot Life
- 30 to 60 minutes+ (Dependent on Ambient Temperature)
You can transform your surfaces with the cutting-edge technology of the ecorend SP365 Ultimate Silicone Primer. This remarkable two-component, dispersion-based, hybrid silicone primer is engineered to deliver outstanding results, setting a new standard in surface preparation.
Versatile Formula
This primer has been engineered for versatility. Thanks to its unique composition, it boasts impressive adaptability, allowing application in a wide range of environmental conditions. Whether you’re working in temperatures as low as -5°C or up to 25°C, and even with humidity levels soaring as high as 99%, the ecorend SP365 performs as it should.
Through-Coloured Brilliance
The ecorend SP365 Ultimate Silicone Primer is through-coloured, ensuring that your finish maintains its vibrancy for years to come. This means that even as time passes, the exterior will stay consistent in its appearance.
Unmatched Flexibility
Experience the freedom of flexible surfaces. With the ecorend SP365 primer, rigidity is a thing of the past. This primer introduces a new level of elasticity to your render, allowing it to effortlessly accommodate any subtle shifts in your substrate. The result? A surface that stands the test of time, remaining free from cracks and unsightly blemishes.
Breathability
The ecorend SP365 boasts an exceptional level of vapour permeability, ensuring that moisture is efficiently managed. This advanced feature not only promotes a healthier substrate but also contributes to the longevity of your finish, shielding it from the damaging effects of trapped moisture.
Swift Rainproofing
At ecorend we understand that time is of the essence. In just 1 to 3 hours, this primer achieves rainproof status, providing peace of mind in unpredictable weather conditions. No more anxiously watching the sky, as this primer expedites the curing process, safeguarding your work against the elements.
Suction Control and Grin Prevention
Preparation is paramount, and this primer takes that to the next level. Specifically designed to masterfully control substrate suction, it lays the foundation for a flawless finish. Say goodbye to unsightly grin-through, as the SP365 acts as a steadfast barrier, ensuring that your surface maintains a uniform appearance.
Pair with ecorend SR365 for Unparalleled Results
For the ultimate rendering experience, pair the ecorend SP365 Ultimate Silicone Primer with the ecorend SR365 Ultimate Silicone Thin Coat Render. They work together to elevate your finishes to a level of excellence that’s second to none.
Professional/Trade Use
This product is designed and intended for use by professional tradespeople and within commercial construction applications. It is not designed or marketed as a general household consumer product.
Professional and business users must ensure that all residual product and associated packaging are managed responsibly through an appropriately authorised commercial waste or recycling service, in accordance with applicable waste management regulations. Waste arising from professional or commercial use must not be disposed of through domestic household waste streams.
Where the product is purchased or used by a private individual, any residual product or packaging must be disposed of responsibly and in accordance with local authority requirements. Packaging and residual material should not be placed in normal domestic kerbside waste or recycling unless specifically accepted by the relevant local authority. Where required, material should be taken to an authorised waste facility or household waste recycling centre that accepts the relevant waste type.
For further information on responsible disposal, please visit www.ecorend.co.uk/waste
Explore Our Colour Range
We offer an extensive and vibrant colour range, meticulously curated to provide architects, builders, and homeowners with a rich palette of options, from earthy neutrals to bold statement hues, enabling boundless creativity in achieving the perfect aesthetic harmony for their construction and architectural projects.

African Ivory

Antique White

Chalk White

Marble White

Portland Stone

Smoke Grey
Technical Details
| Coverage | Approx. 60m² per 15kg |
|---|---|
| Application Temperature | -5⁰C to 25⁰C |
| Humidity | Less than 99% |
| Suitable Substrate | ecorend Base Coat |
| Unit Size | 15kg Bucket |
| Pot Life | 30 to 60 minutes+ (Dependent on Ambient Temperature) |
| Finishing Tool | Brush / Roller |
| Setting Time | 2 to 3 hours |
| Pallet Quantity | 30 |
| Recyclability | 100% Fully Recyclable Packaging |
| Certification | Certified by the British Board of Agrément (BBA) |
