?SUITABLE FOR ALL POND KEEPERS?:The ease of use of Pond Sludgeclear means it is perfect for use by beginners and seasoned pond keepers alike. ?USE THROUGHOUT THE POND SEASON?: Use Sludgeclear regularly during the pond season to help keep your filter and pond clean. ?EASY TO USE?: To work out the required dosage for your pond, simply calculate the volume of your pond in litres (length x width x depth (in cm)/1000) or alternatively, use our Online Dosage Calculator. Shake bottle well. Mix the correct dose in a clean bucket of pond water, then pour evenly around the pond. ?USE FOLLOWING THE USE OFBLANKETWEED PRODUCTS?: Blanketweed products can cause a build up of sludge at the bottom of ponds, use Sludgeclear to breakdown this waste left behind by dead blanketweed. ?CLEARS POND SLUDGE?: Sludgeclearis a blend of enzymes and bacteria designed to digest organic material leading to a cleaner pond and filter with fewer opportunities for disease. Sludgeclear supports and encourages the activity of the biological filter bacteria.