Ronseal Thompsons One Coat W.Seal 1L

Thompson's One Coat Water Seal uses a unique micro silicone emulsion to stop water penetration. Apply directly onto damp surfaces to provide long lasting waterproof protection within hours.

• Apply directly to damp surfaces
• Stops freeze thaw damage
• Use on brick, concrete and stone
• Reduces efflorescence
• Dries in 2 hours