Herco Pond Coating Kit - Quart Size - Black Easy-to-apply environmentally-friendly coating for concrete, brick or block ponds. Eliminates the problems associated with new pond construction. 100% Fish-Safe product with high elongation, excellent adhesion, and durability. Fast curing and easy to apply with a roller or brush. Coating system seals off concrete pores and fills cracks, providing an inert environment for your fish and promoting healthy algae growth. Herco H-55 coating is economical to use and long lasting. One quart of Herco H-55 Coating covers approximately 20 to 25 square feet. Kit Contains: Herco TC700 Cleaner (1 qt), Herco CCF White Caulk/Crack Filler (1 tube), Herco PSC Primer (1 qt), Herco H-55 Pond Coating (1 qt).