A quick dry, water-based, clear sealer suitable for all grades of MDF for interior and exterior us...A quick dry, water-based, clear sealer suitable for all grades of MDF for interior and exterior use. It features a low odour and can be over-coated with paint or varnish after just 2 hours. This sealer conforms to the Toys (Safety) Regulations 1995, BS EN 71 Part 3. It is touch-dry in 30 minutes and has a coverage of up to 12m² per litre. The 250ml tin provides a total coverage of up to 3m². It can be used on interior, exterior, flooring and moisture-resistant grades of MDF, and unlike white MDF sealers, its clear finish allows compatibility with both paints and varnishes.
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Product Information
Full details
This guide is for anyone using Rustins Quick Drying MDF Sealer to prepare MDF surfaces for painting or varnishing. The sealer provides a quick-drying, clear base coat suitable for interior and exterior use, ensuring a smooth finish. However, it's essential to apply only one coat to avoid potential issues. This guide will cover key features, usage instructions, and troubleshooting tips to help you get the best results.
All features
Colour
White
Model Part Number
MDFS250
Brand
Rustins
Extended Product Information
FAQs
How much surface area does a 250ml tin cover?
A 250ml tin provides coverage of up to 3m².
Can I use this sealer on other wood types?
This sealer is specifically designed for MDF. While it might work on other wood types, it's not its primary use.
How long does it take for the sealer to dry?
It touches dry in approximately 30 minutes and is recoatable in a minimum of 2 hours.
Can I use oil-based paints with this sealer?
Yes, you can use oil-based paints, but ensure the sealer is fully dry before application.
Is the sealer suitable for outdoor use?
Yes, it is suitable for both interior and exterior use.
How do I clean my brushes/rollers after use?
Clean brushes and rollers with water immediately after use.
Troubleshooting
Sealer is not drying properly.
Ensure adequate ventilation and check the room temperature. Excessive humidity can also slow drying. In such cases, provide more ventilation and allow extra drying time.
Paint or varnish is not adhering well.
Make sure the sealer is fully dry before applying the top coat. Lightly sand the sealed surface to improve adhesion.
Uneven finish after applying the sealer.
Avoid applying too much sealer. Ensure even distribution with each brushstroke or roller pass. Multiple coats can lead to an uneven finish.
Pros and Cons
Pros
Fast drying time saves time on projects.
Clear finish maintains the original appearance of the MDF.
Water-based formula is easy to work with and clean.
Suitable for both interior and exterior applications.
Cons
Requires only one coat, which may not be sufficient for all MDF conditions.
Coverage is limited to 3m² per 250ml tin.
Drying conditions can affect the final finish.
Setup, Compatibility & Care
Setup:
Preparation: Ensure the MDF surface is clean, dry, and free of any contaminants. Lightly sand the surface if necessary to ensure a smooth finish.
Application: Apply one coat of Rustins Quick Drying MDF Sealer evenly using a brush or roller. Avoid over-application.
Drying: Allow the sealer to dry completely (approximately 30 minutes to touch dry, and a minimum of 2 hours before recoating).
Compatibility:
Compatible with most paints and varnishes.
Suitable for both interior and exterior use.
Care:
Clean up spills immediately with water.
Store the product in a cool, dry place, away from direct sunlight.