Kasco Macro-Zyme Muck Block is a slow-release pond treatment containing naturally occurring beneficial bacteria and enzymes. It is intended to help digest accumulated organic sediment, reduce odours and improve water clarity in medium and large ponds or feeder streams.

Application guidance

• Product code: MZMB5
• One 2.72 kg (6 lb) slow-release block
• Manufacturer treatment guidance: up to 6 acre-feet
• Designed for monthly application
• Works best in water at 13°C or warmer
• Effectiveness improves when used alongside suitable pond aeration

Calculate pond volume before dosing and follow the current Kasco instructions. Water chemistry, temperature, oxygen level and the amount of organic matter can affect performance.