HotSpring Tri-X Filter
It is used on the following Hot Spring Highlife models: '07+ Aria, '04+ Envoy/Envoy NXT, '97+ Grandee/Grandee NXT, '03+ Highlife ILE, '97+ Jetsetter, '97+ Landmark, '97+ Prodigy, '97+ Sovereign, Vanguard, Vista. It can also be used as a direct replacement for the original Hot Spring filter #71825. This filter is 65 sq. ft ceramic.
