Specially Formulated to Safely Color Reflecting Ponds Dark!
 

Bio-Black is a concentrated product that safely colors water while its enzymes assist the beneficial bacteria in your pond to create a healthy pond environment. The dark tint is conducive to a mirror like surface in still waters of ponds and water features.

• Will not stain birds, fish, pond rocks or most concrete fountains once diluted
• Safe for humans, plants and aquatic life
• Mixes completely in hours

Available Sizes

• 8 oz. (BIOBLK08) Treats up to 4,000 gals.
• 16 oz. (BIOBLK16) Treats up to 8,000 gals.

 
Enzymes & Pond Colorant

• Safe for humans, plants and aquatic life
• Once diluted, will not stain birds or fish, nor most concrete fountains or pond rocks
• Safely colors water a beautiful shade of very dark, natural blue/black
• Blocks out specific light rays
• Digests organic waste
• Reduces noxious odors
• No restrictions on swimming, irrigating or fishing
• Makes off-color water more appealing
• Mixes completely in hours
• Bio-Black® is specially formulated for smaller decorative ponds, fountains and water features.

Dosage Rates:
1/2 oz per 250 gallons
1 oz. per 500 gallons
2 oz. per 1,000 gallons

Directions:
Shake well before using. Dilute Bio-Black in a bucket with water and then add the diluted colorant to your pond, fountain or reflective pond. NOTE: Undiluted colorant can stain concrete or rocks.Due to differences in water quality and chemical composition, actual color will differ. To achieve a particular hue, only apply half the dosage rate and then slowly increase dosing until your desired color is obtained.

Caution:
Exceeding dosage rates can cause extreme darkening of water which may reduce sunlight to much resulting in harm to plant life.