Blue Diamond ETK100, also known as SKET 100, is a diaphragm repair and service kit for Envir-O ET100 and ETA-100 linear air pumps. The kit includes two 3 1/8 inch replacement rubber diaphragms, an internal magnet bar, and an intake air filter pad for routine maintenance. Replacing worn components can help restore airflow and pressure, support reliable operation, and extend the service life of compatible pumps used in aerobic septic systems, large fish ponds, and multi-tank hydroponic reservoirs.
| ET100 Compatibility: Designed for Blue Diamond Envir-O ET100 air pumps. ETA-100 Compatibility: Fits compatible Blue Diamond ETA-100 air pumps. Two Diaphragms: Includes two 3 1/8 inch replacement rubber diaphragms. Magnet Bar: Includes a replacement internal vibrating magnet assembly. Air Filter Pad: Fresh intake filter helps keep dust and debris out. | Airflow Support: Helps restore lost pressure and airflow performance. Septic Use: Services pumps used in larger aerobic treatment systems. Pond Use: Suitable for pumps used in large fish pond aeration. Hydroponic Use: Supports pumps used in multi-tank grow systems. Routine Service: Ideal for scheduled ET100 and ETA-100 maintenance. |