Bostik Liquid Rubber – 250 ml is a one‑component elastic waterproof coating designed for small‑area repairs and localized sealing. It forms a continuous flexible membrane that adheres to metal, wood, concrete, bitumen and ceramic surfaces. Official usage instructions:

• Clean and dry the surface.

• Stir well before use.

• Apply with brush, roller or spatula.

• Recommended thickness: 1–2 mm per coat.

• Apply 2–3 cross coats for full waterproofing.

• Surface dry: 2–3 hours.

• Full cure: 24–48 hours.

• Apply between +5°C and +35°C.

• Clean tools with water.