Cartridge catalog817-2500B
Replacement cartridge
817-2500B
Waterway
A source-reviewed replacement used with 6 compatible filters. Confirm the equipment model and physical details before ordering.
- Application
- Pool and spa filters
- Compatible filters
- 6
- Specifications
- Check equipment guide
- Last reviewed
- July 26, 2026
Cartridge measurements
Confirm against the equipment guide
The reviewed manufacturer material identifies this part number for the applications below but does not publish a complete cartridge measurement profile.
Measure the old cartridgeCompatibility
Compatible pool and spa filters
Spa filterWaterway Plastics 1 1/2-inch In-Line Filter 251 cartridge needed→Pool filterWaterway Plastics TWM Cartridge Filter 251 cartridge needed→Spa filterWaterway Plastics Top-Load Filter 251 cartridge needed→Spa filterWaterway Plastics Dyna-Flo Top-Mount Skim Filter 251 cartridge needed→Pool filterWaterway Plastics Flo-Pro Skim Filter 251 cartridge needed→Pool filterWaterway Plastics TWM Skim Filter 251 cartridge needed→
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