NTLabs 1L Sludgeclear Sludge RemoverNT Labs Sludgeclear Sludge Remover 1L is a powerful pond treatment designed to break down organic waste and remove sludge build up from the bottom of ponds. Using a blend of natural enzymes and beneficial bacteria, it helps maintain a cleaner pond and healthier filtration system. Key Features Removes sludge build up from pond bottoms Digests organic waste and debris Encourages beneficial biological filter bacteria Helps reduce areas where disease