# Bird Brand Patent Knotting – 250ml

Patent Knotting is a brown shellac mixture traditionally used to seal knots & resinous timbers to prevent bleeding and spoiling the top coats of oil-based paints and varnishes.  

-   Seals knots & resinous timber
-   Prevents discoloration of the top coat

## Details

- **Price:** 5.41 GBP
- **Vendor:** R K & J JONES LIMITED
- **Type:** Woodcare
- **Tags:** Decorating, National, Woodcare

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 5.41 GBP | In stock |

## Images

- Bird Brand Patent Knotting – 250ml

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> Source: [Carvers Building Supplies](https://www.carvers.co.uk/products/patent-knotting-250ml-bird-brand)
> Updated: 2026-06-18