5CH-37 Filter

CLEAN AND CLEAR: Keep your spa water clean with this replacement filter cartridge
DIMENSIONS: Measure 5-5/16 inches in diameter and 9 inches tall
COMPATIBLE FILTERS: Replaces the Aquaterra spas 303279 filter cartridge
FILTER MEDIA: Features fine filter media with 221 pleats that can cover up to 37. 5 square feet
END CAPS: Features 1-1/2-inch male thread and MPT end cap and a bar handle top