Replacement filter for LimeligFilter is designed to fit the following hot tubs and spas: Grandee 1991-Current, Vista 2004-2013 Envoy 2004-Current, Vanguard 2001-Current, Grandee NXT 2014-Current, Envoy NXT 2014-Current, Jetsetter NXT 2014-Current, Jetsetter 1991-Current, Prodigy 1991-Current, Sovereign 1991-Current, Alccolade 2005-2006, Landmark 1997-2003, Aria 2007-2015 and Highlife ILE 2003.ht Bolt