Crommelin Pond Sealer Black is a heavy-duty, synthetic rubber waterproofing membrane, designed for use in new or renovated fish ponds and water features.

Pond Sealer Black is a tough elastomeric material that will remain watertight under permanently wet conditions.

• Remains permanently flexible to accommodate structural movement.
• Non-toxic and safe for fish and plants.
• Safe and easy to apply.
• Excellent adhesion to substrates.
• Fast drying.
• Good crack bridging properties.
• Easy to repair.
• Not suitable for use in chlorinated water.

Suitable for:

• Brickwork
• Compressed Cement Sheets
• Concrete
• Concrete Blocks
• Exterior
• Fibre Cement Sheeting
• Interior
• Masonry
• Natural Stone
• Prefabricated Concrete
• Reconstituted Stone
• Renders 

For in-ground ponds and water features, prime with 2 coats of Crommelin WB2K.

*Read product label for information, instructions and safety directions.