EasyPro Pond Dye 16 fl oz

Pond dyes help filter out UV rays from the sun
Concentrated formula – use one ounce per 1000 gallons of water!
Does not stain or harm fish, plants or other wildlife once dispersed in water
Available in Blue, Black or Serenity Blue

Initial Dose 1 oz per 1000 gallons
Bottle Treats 16000 gallons