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Fully replace the filter every 12 to 24 months depending on condition

Over-speed protection tail section turns the head 12º - 15º away from the wind to protect it from excessive wind that could cause damage

Helps prevent fish kills

Bean angle spreads 30 degrees

AquaSurge Pond Pump feed-cl0-black pond dye simply add more productAquascape AquaSurge Pond Pump is a submersible waterfall and filter pump made for use in skimmer style filter systems, it's ideal for use in Ponds, Pondless Waterfalls, and other water feature applications. AquaSurge second generation asynchronous skimmer and waterfall and filter pumps accomplish what most other pumps only aspire to achieve. The combination of energy efficient performance and flow and ease of maintenance saves you hundreds of dollars