HYSHIELD Elite 91 Ideal for systems where either

Ideal for systems where either larger flow or a where a stand-by pump is required

and has been a household name amongst the horticultural community for almost 50 years

The outside edges of these Japanese-steel blades are grounded round

19 to 42 LPM)

HYSHIELD Elite 91 Ideal for systems where eitherFrom the creators of Hygrozyme comes HYSHIELD! This unique formula is derived from exoskeletons of crabs which are a natural by product of the crab fisheries. HYSHIELD tricks plants into thinking they are being attacked by pests and as a result of this perceived infestation the plants immune system goes into protective mode. This natural defense mechanism not only stimulates the plants immune system but also keeps pests and pathogens at bay. HYSHIELD