Koenders Windmill - Double Diaphragm S4 Nestable—ship 4 or 5 tanks

Nestable—ship 4 or 5 tanks for the same price as one

These durable meters have a chrome plated brass base

No air shipment

Sizing Your Pond

Koenders Windmill - Double Diaphragm S4 Nestable—ship 4 or 5 tanksNo power? No problem! Powered solely by wind, windmills provide bottom to top aeration without any electrical service. Mounted on land, the spinning fan generates pressure within a diaphragm compressor and pumps air into the pond similar to an electrical compressor system. Double Diaphragm Windmill Kits The galvanized steel windmill kit comes in 12, 16, and 20 tall towers. All tower heights include the same 3 CFM double diaphragm compressor, 12 blade