Ronseal High Performance Wood Filler - White - 1 kg

Ronseal High Performance Wood Filler is a chemically bonded filler and catalyst designed to repair...

Best current price£32.26from eBay

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eBayRonseal High Performance Wood Filler White 1kg Exterior & Interior Timber Repair
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OnBuy.comHpwfw1k High Performance Wood Filler White 1 Kg 5004358561751
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Product Information

Full details

Ronseal High Performance Wood Filler is an essential repair solution for DIY enthusiasts and professionals looking to restore damaged wooden surfaces, whether indoors or outdoors. Its primary strength lies in its chemically bonded, two-part formula that creates a resilient, long-lasting repair capable of withstanding harsh weather conditions and physical stress. The main caveat users should note is that because it is a rapid-setting, two-part system, it requires quick application once the catalyst is mixed, as it cures significantly faster than traditional water-based fillers.

All features

ColourWhite
Model Part NumberHPWFW1K
BrandRonseal

Extended Product Information

FAQs

Can I use this filler on metal or plastic?

No, this product is specifically formulated for wood and will not adhere properly to non-porous surfaces like metal or plastic.

Does the filler take wood stain well?

While it is paintable and stainable, the repair may look slightly different from the surrounding wood grain, so testing on a sample area is recommended.

How long does the filler take to cure?

Typically, the filler is ready for sanding within 30 to 60 minutes, depending on the temperature and the amount of catalyst used.

Is this product waterproof?

Yes, it is weather-resistant and suitable for exterior use, though it should be top-coated with paint or varnish for maximum longevity.

Can I use this for large structural gaps?

It is designed for filling voids and minor structural repairs; it should not be used as a primary structural support for major load-bearing components.

Troubleshooting

Filler is setting too quickly

Reduce the ratio of catalyst used if permissible, or work in smaller batches to avoid the mixture hardening on your mixing board.

Surface remains tacky after long periods

The mixture likely had insufficient catalyst; ensure the mixing ratio is accurate and the components are fully blended.

Filler is cracking after drying

This may occur if applied in layers that are too thick for a single pass; for very deep holes, build the filler up in multiple stages.

Pros and Cons

Pros

  • Extremely durable and long-lasting finish
  • Suitable for both interior and exterior applications
  • Can be sanded, planed, or drilled after curing
  • Excellent resistance to weather and moisture
  • Strong bonding properties for structural repairs

Cons

  • Rapid curing time requires fast application
  • Requires mixing with a catalyst (two-part system)
  • Not suitable for large, flexible joints due to hardness
  • Strong odor during the mixing and application process

Setup, Compatibility & Care

To achieve the best results, ensure the wood surface is clean, dry, and free of loose fibers or oils before application. Mix the filler and catalyst thoroughly until a uniform color is achieved; take care to mix only the amount you can apply within the short working window. Once applied, press the filler firmly into the void to eliminate air pockets. For cleaning, use a suitable solvent to clean tools immediately after use, as the product is extremely difficult to remove once hardened. For long-term care, ensure that the repaired area is protected by a suitable wood finish, such as paint or exterior varnish, to preserve the longevity of the repair when used outdoors.

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