Black Knot Filler - 4 Sizes Available

Black Knot Timber Filler – Carbon Fibre Reinforced

Black Knot Timber Filler is a premium-quality, carbon fibre-reinforced polyester filler designed specifically for restoring and refinishing timber with precision and durability. Engineered for professional results, this advanced formula excels in filling knots, cracks, splits, and gaps across a wide variety of hardwoods and softwoods, recreating a natural timber appearance with a rich, black finish that enhances the character of the wood.

Whether you're repairing rustic furniture, restoring heritage timber features, or preparing timber surfaces for finishing, Black Knot Timber Filler offers outstanding performance with a fast cure time and superior workability.

Key Features:

Carbon Fibre Reinforced Strength
Enhanced with black carbon fibre for exceptional durability, making it ideal for structural and aesthetic timber repairs.

Superior Adhesion
Bonds effectively to a wide range of timbers, including hardwoods and oily species, ensuring a long-lasting and stable repair.

Natural-Looking Finish
Designed to replicate the look of natural black knots and timber imperfections, seamlessly blending into the wood grain.

Fast Hardening
Extremely short drying time means you can sand and finish projects quickly—ideal for professionals and time-sensitive jobs.

Excellent Elasticity
Flexes with the natural movement of timber to prevent cracking and ensure a durable, long-term repair.

Easy Sanding
Smooths effortlessly once cured, allowing for clean, precise finishing.

Versatile Finishing Compatibility
Can be overcoated with oils, waxes, and both 1K and 2K clearcoats. If using water-based clearcoats, we recommend testing on a small area first.

NOTE: If using water based clearcoats, test a small area beforehand.

This product has very good adhesion to various timbers.  Black Knot Filler can be applied over :-  Acacia, Blackwood, Blue Gum, Camphor Laurel, Coastal Banksia, Cypress Pine, Grey Gum, Iron Bark, Mahogany, Spotted Gum, Manna Gum, Messmate, Mountain Ash, Cedar, English Oak, Silky Oak, Red Gum, Red Stringy Bark, Red Box, Silver Top Gum, Spruce, Stringy Bark, Sugar Gum & Yellow Box.

Applications:

- Furniture repair and restoration.
- Cabinetmaking and joinery.
- Flooring and decking touch-ups.
- Architectural and structural timber restoration.
- Artistic woodcraft and sculptural projects.

Professional grade. Easy to use. Designed to last.
Make Black Knot Timber Filler your go-to solution for premium wood restoration and seamless refinishing.