Impeller HWM4000IS impellar and shaft for HWM4000 Please login for pricing SKU: HWM4000IS Categories: Spare Parts, Wave Makers Description Brand Description Impeller for HWM4000 wave maker Brand Aquasyncro Related products Please login for pricingLow Voltage Fountain Pump, Low Voltage Water Pump, Spare PartsTransformer TRK1ALO Please login for pricingSpare PartsImpeller IMSH3800 Please login for pricingAir Pump, Spare PartsLP Air Pump Diaphragm DIA Please login for pricingSpare PartsDiaphragm DIA-9904 Please login for pricingExternal Filters, Spare PartsCleanTech O Ring ORX Please login for pricingSpare PartsPowerpack PS48LED