CPC F04D 29/708 (2013.01) [B01D 29/15 (2013.01); B01D 46/0004 (2013.01); B01D 46/2411 (2013.01)] | 16 Claims |
1. A system for filtering water in a spa, the system comprising:
a housing defining a receptacle that receives a framework, the housing comprising a cover and a back element, the cover and the back element connectable to form the receptacle, wherein the back element comprises an inlet port and an outlet port, and a threaded boss for connection to a spa shell;
the framework removably attached to the cover of the housing; and
a spa shell comprising a plurality of convexities, and wherein the housing is connected to the spa shell at one of the plurality of convexities; and
a spa seat back removably receivable within one or more of the plurality of convexities, and wherein the housing is connected to the spa shell behind the spa seat back.
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