Because it is solar-powered

• Compressors are mounted at the factory in the cabinet

Complete air filter for Stratus RV series rotary vane compressor units

We would use this 3/4 HP rocking piston compressor to power 4 aeration diffusers for optimal for ponds up to 4 acres in size

• Safely starts under pressure

Kasco Marine RA4 Robust-Aire Diffused Aeration System - Airline Sold Seperately Pond Fountains Because it is solar-poweredThe Kasco RA4 Aeration System is well suited to aerating larger ponds up to 4 acres in size based on a depth of 15' or greater. Less depth will reduce the coverage area. Effective aeration can be achieved in 3 acre ponds 5 to 8 feet deep, 4 to 5 acre ponds 8 to 12 feet deep, and 6 to 7 acre ponds 12 to 16+ feet deep. Please contact us if you have questions or would like a certified aerial pond mapping (no charge) to be conducted to find out if this