When your pond aeration system goes down, water quality quickly follows. The Gast Replacement Compressor Kit gives you the power, peace of mind, and performance you need to get back to clear, oxygen-rich water-fast. This oil-free, rocking piston compressor delivers reliable, continuous-duty performance designed for ponds that demand consistency. Whether you're running a koi pond, a farm pond, or a private lake, this unit is engineered to perform in real-world conditions without skipping a beat.

Backed by trusted GAST technology, this kit includes everything you need for a fast, frustration-free replacement: a pre-mounted 1/4 HP, 1/2HP, or 3/4HP compressor (115V or 230V), mounting hardware, and a cleanable intake filter. No guesswork. No unnecessary downtime. Just plug in, mount up, and restore optimal circulation.