WARNING: MAY HAVE AN ADVERSE EFFECT TO AQUATIC PLANTS. IF IN DOUBT DO NOT USE.
How to Use
1 Pack treats 10,000L.
Product is to be used in two applications:
a) 1st Application: Use half of product.
b) 2nd Application: If duckweed persists, then use the other half after 4 weeks (In most of the cases, the duckweed clears using half (1st Application) of the product, but you can retreat after 4 weeks if necessary or store it as the shelf life of the product is up to 2 years)
Add NBS RASK to tap or pond water in a bucket use 1 part product to 10 parts water this pre-wets the powder and prevents it floating on the surface.
If product is on top of duckweed use water from a hose pipe to push the pre-wetted powder into your pond water. As this is a biological product the bacteria will reproduce slower in the winter months and reach their maximum growth rate when the water temperature is above 10ºC.
Retreat after 4 weeks if necessary. Stop treatment when pond is clear.
Due to the many different varieties of aquatic plants and pond water conditions in different ponds we cannot guarantee that this product will not affect some aquatic plants.
Ensure: Accurately calculate Pond Volume when dosing this product. Oxygen level of pond is maintained.
Free Worldwide delivery. Please choose the express delivery option @ £4.95 for next working day delivery (For UK Mainland only). All orders if paid before 14:00 BST will be dispatched within same working day (excludes weekends and holidays).
We are happy to offer you a 30 days return policy. All items must be returned in its original and unused condition.