| 摘要 |
An internal spa filter for a spa, having a filter body with an inlet opening at its one end and a discharge orifice at its opposite end, the sides of such body are formed with auxiliary spa water inlet openings. The filter also includes a filter bag having a sheath encompassing the exterior of the filter body and a pocket extending inwardly from the front end of the sheath into the filter body from the main spa water inlet opening. Operation of the spa water circulation system draws spa water into the main spa water inlet opening through the filter bag pocket into the filter body while concurrently spa water is drawn transversely through the filter bag sheath and auxiliary spa water openings into the filter body, all of such spa water flows rearwardly out of the filter body through the filter body discharge orifice.
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