In other words

Pole-mount enclosure

RA systems 4-6 do not include airline allowing for the customer to order only what they need or require

Windmills can sit up to 1000′ away from pond’s edge – use extra poly tubing to get to pond edge

Airmax RP50-87R 1/2 HP Compressor Rebuild Kit Beneficial Pond Bacteria In other wordsAirmax SilentAir RP Series Maintenance Kits contain the parts you need to restore your Airmax Aeration System to its maximum potential. Maintenance Kits should typically be installed every 12 to 18 months to ensure optimum performance. These maintenance kits are designed to be used in the following: Shallow Water HP Series, PondSeries and LakeSeries Aeration Systems. Please note that the 87R designation means this rebuild kit is intended to be used