Crommelin Pond Sealer Black 15L concrete hardener Ensure surface is completely dry

Ensure surface is completely dry prior to application of Seal Repair Solution

7 L per 20 kg bag)

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Easy to mix

Why Choose Cemproof Ultra Flex-300

Crommelin Pond Sealer Black 15L concrete hardener Ensure surface is completely dryWaterproofing Membrane for use in new or renovated fish ponds and water features Crommelin Pond Sealer Black is a heavy duty synthetic rubber membrane that ensures long lasting protection for new or renovated fish ponds. This tough elastomeric coating remains watertight under permanent wet conditions, making it ideal for in ground ponds and decorative water features. For in ground applications, prime with 2 coats of Crommelin WB2K for optimal adhesion