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- White matt water-based primer and sealer designed to block difficult stains and odours.
- For wood, plaster, masonry, existing paint, and most plastics.
- Interior and exterior use.
- Excellent coverage.
Coo-Var Stain Lock
Coo-Var's water-based primer and sealer is an effective solution for blocking tough stains and odours. It offers excellent adhesion to various surfaces, including wood, plaster, masonry, and plastics. The single-pack formulation ensures easy application using a brush, roller, or spray. Its matt finish and ability to block stains make it an ideal undercoat for a variety of finishing paints.
Application & Usage
This product is suitable for both interior and exterior use, providing excellent stain-blocking performance on a variety of surfaces. It is particularly effective at sealing watermarks, smoke damage, and tannins. While it can be used on multiple substrates, care should be taken when applying it to plastics, ensuring the surface is properly prepared.
Drying Time & Finish
The primer dries quickly, allowing for recoat within 2 to 4 hours at 20°C. Full hardness is achieved within 3 to 5 days. It is recommended not to apply the product when temperatures are below 7°C, as this may affect drying and performance. Ensure adequate ventilation in confined spaces during application.
Limitations
Do not apply this primer below 7°C or onto surfaces that are not clean, dry, or free from grease and flaking material. It should not be used as a final coat but as an undercoat for further painting. Additionally, avoid using the product on surfaces that have not been properly prepared, as this can affect adhesion and the overall finish.
Recommended Products
After applying this primer, it is advisable to use a high-quality finishing paint for long-lasting protection. We recommend choosing from Coo-Var's range of finishing coats to ensure compatibility and optimum performance.
Health and Safety
This product contains substances that may cause allergic skin reactions (EUH208). Ensure adequate ventilation during application and refer to the safety data sheet for detailed safety information.
For more detailed application instructions and safety information, always refer to the downloadable data sheet.
Data sheet
- Manufacturer
- Coo-Var
- Interior / Exterior Use
- Interior & Exterior
- Water / Solvent Based
- Water
- For Use On
- Wood, Plaster, Masonry, Plastic
- Application Method
- Brush, Roller, Spray
- Sheen
- Matt
- Colour
- Standard / Ready Mixed
- VOC Levels
- Ultra-Low (5-49 g/l)
- Single, Two or Three Pack
- Single
- Pack Size
- 250ml, 500ml, 1L, 2.5L, 5L
- Base Type
- Water Based
- Dry to Recoat (at 20°C)
- 2 to 4 hours
- Coverage
- 10m² per litre
- Recommended Thinner/Cleaner
- Water
- Touch Dry
- 1 Hour
- Finish
- Matt
- Recommended Dry Film Thickness
- 35 microns
- Recommended Wet Film Thickness
- 100 microns
- UN Number
- N/A
- Base Type
- Water-Based
- Suitable For Use On
- Masonry
- Suitable For Use On
- Plastic
- Suitable For Use On
- Wood
- Suitable For Use On
- Plaster
- Suitable For Use On
- Previously Painted Surfaces
- Finish
- Matt
- Application Method
- Brush
- Application Method
- Roller
- Application Method
- Spray
- Product Usage Type
- Primer
- Colour Family
- White
Questions
Question about the product
Kristina Spencer on 2023-05-25 13:57:47 | Question:
Can this be used on previously painted walls where there is heavy nicotine staining? |
Answer from Rawlins’ Technical Team:
We would recommend the Coo-Var Shellac Prime-All as this has the best stain blocking properties. | |
Rob Makepeace on 2019-05-20 06:16:09 | Question:
I have used this product on the corners of freshly plastered walls to stop any stain from the metal bead used on the corners. How many coats should I put on before I apply emulsion? Many Thanks |
Answer from Rawlins’ Technical Team:
A minimum of 2 coats would be recommended. | |
IMPORTANT SHIPPING & DELIVERY INFORMATION
Coo-Var Stain Lock is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.
Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.
Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.
All delivery costs below are excluding VAT