goldlife a1 pond aerator, 1hp 750w 110v/120v 7cfm aerartion system for up to 5 acre lake, with air compressor & 2 100ft tubings & 2 diffusers & timer, for outdoor ponds water oxygen circulation silver a1 is up for auction in Patio, Lawn & Garden. The current bid is $48.09, 84% below the $299.90 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.