This 50 square foot filter is superior to the 25 square foot filters on the market.  The more folds and tighter the wrap, the more filtration ability is available.  This has twice as much cloth as the 25 sq./ft. filter which means your water is getting filtered much better.  This filter is recommended for spas which have a high usage rate. 

This is a replacement filter for the following Four Winds Models:

• Eros Spa
• Apollo
• Venus
• Poseidon
• Juno
• Hercules
• Olympus
• Vesta
• Kalypso
• Triton
• Cancun
• Cozumel
• Caribbean
• Dominica
• Key Largo
• Key West
• Maui
• Fiji