All Master Spas hot tubs and swim spas are proudly made in the United States using the very best materials and innovative processes. Our Master Crafted process not only results in high-quality products, but also high-tech advancements in energy efficiency, filtration, propulsion systems, therapy systems, and more.
This page is intended to serve as notice under 35 U.S.C. § 287(a).
Filter Assembly
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U.S. Patent Nos. 10,612,258; D881,339 S; D835,233 S; D855,755 S; D880,656 S; D904,560 S; D916,238 S Other patents pending |
Outer Filter
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U.S. Patent Nos. 10,612,258; D881,339 S; D835,233 S; D855,755 S; D916,238 S
Other patents pending |
Inner Filter
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U.S. Patent Nos. 10,612,258; D835,233 S; D855,755 S; D880,656 S; D904,560 S Other patents pending |
Models
1250, 1420, 8600, 8700, 8900, 9700, 1320, 6500, 75, 8500, 8800, 9300, 3100, 3200, 1130, 1270, 1430, 1440, 8300, 9600, 9915, 9916, 9917, 3300, 5100, 76, 77, 8400, 9500, 1470, 7600, 9921, 9914, 9400, 9921, 9946 |
U.S. Patent No. 9,038,208 |
Models
1250, 1420, 8600, 8700, 8900, 9700, 1320, 6500, 75, 8500, 8800, 9300, 3100, 3200, 1130, 1270, 1430, 1440, 8300, 9600, 9915, 9916, 9917, 3300, 5100, 76, 77, 8400, 9500, 1470, 7600, 9921, 9914, 9400, 9921, 9946 |
U.S. Patent No. 9,428,928 |
Models
1250, 1420, 8600, 8700, 8900, 9700, 1320, 6500, 75, 8500, 8800, 9300, 3100, 3200, 1130, 1270, 1430, 1440, 8300, 9600, 9915, 9916, 9917, 3300, 5100, 76, 77, 8400, 9500, 1470, 7600, 9921, 9914, 9400, 9921, 9946 |
U.S. Patent No. 9,995,049 |