PondMAX's BioNatural 3 in 1 Pond Solution is a combined treatment to deal with green water, string algae (blanket weed) and pond sludge.

It is safe for pets, fish, plants and wildlife.

Calculate your pond volume
L x W x Ave. Depth (m) x 1000 = Litres

Dosage Instructions:

Using the easy measure top, add 10ml per 250L of pond volume.

A 500ml bottle will treat 12,500L Always follow the dosing instructions on the packaging.