(Mainland UK only)
NT LABS POND AID BACTERAD 1 Litre ANTI-ULCER, FINROT & FLUKE TREATMENT 1000 mls treats 20 x 4546 litres (20 x 1000 gallons) Single dose pond water control of skin/gill flukes and bacteria that cause tail/fin rot, ulcers and general sluggish behaviour of fish. Use when fish show red wounds, ulcers, missing scales, clamped fins, blotches, fin-rot. Harmless to plants, orfe and does not affect bacterial filters.