Black Onyx Lake Colorant

4 x 1 gal/case (BLGAL) 4 x 1 WSP/box (BLWSP)

Product Details:

  • RATE:
    • Liquid: 32-64 oz/4 acre-feet
    • WSP: 1-2 WSP/4 acre-feet


  • High concentrate colorant that creates mirror-like black color and the natural look of reflective black water in lakes and ponds
  • Will not harm or discolor fish or animals.