A unique mix of Bokashi wheat bran clay EM microbes & EM ceramic powder are fused together to produce these EM Mud Balls which promote sludge-eating microbial activity leaving you with a naturally clean & bright pond. Start your pond treatment by adding 1 mud ball per 1000 litres of water in your pond & maintain the clear condition by adding 1 ball per m 2 of surface area every 6 months. As you’d expect they’re totally safe for all fish animals & humans. Extra value
- Save £2 when buying a pack of 4 EM Mud Balls