Genuine AirMax ProAir™ 4 Diffuser Plate Replacement Keep your pond aeration system performing at its best with this OEM replacement diffuser plate for the AirMax ProAir™ 4. When diffuser plates wear down over time, oxygen transfer efficiency drops—affecting water quality and pond health. This genuine replacement restores peak performance. How It Works The diffuser plate is the heart of your aeration system. It breaks compressed air into ultra-fine bubbles that dissolve efficiently into your water. Better bubble size means better oxygen distribution, improved circulation, and a healthier pond ecosystem. Key Benefits Maximizes oxygen transfer efficiency Produces ultra-fine bubbles for better water circulation Maintains consistent aeration performance Durable construction withstands regular use Direct fit for AirMax ProAir™ 4 systems Simple installation—no special tools required Specifications AirMax Part #: 510166 Compatibility: AirMax ProAir™ 4 diffuser assemblies Material: High-quality, durable construction When to Replace Replace your diffuser plate every 1–2 years depending on water conditions and usage. Signs of wear include reduced bubble size, decreased water circulation, or visible cracks in the plate. Regular replacement keeps your system running efficiently and maintains optimal pond health.
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