Pond Sealer is a flexible water-based membrane used for waterproofing ponds and water features. Being UV stable, Pond Sealer is suitable for use both internally and externally and is safe for all aquatic life. Ideal for use on all masonry building materials. Should be used in conjunction with Crommelin Reinforcing Fabric.

If substrate is not dry, prime surface with Crommelin Dampstop as per specifications. If pond or water feature in in-ground, priming with 2 coats of Crommelin. Dampstop in essential.