Product Details:
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Description
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Color Options
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About Caldera
Niagara Spa | Caldera Spas
If you're looking for a spa that comfortably accommodates friends and family, seating seven adults, the Niagara hot tub is a crowd pleaser. Its power and size makes this hot tub model an exceptional performer and perfect for backyard entertaining.
- Seats 7 adults
- 500 gallons / 1,893 liters
- 7'5" x 7'5" x 38" (226cm x 226cm x 96cm)
- 920 lbs dry/ 6,300 lbs filled (417 kg dry/ 2,860 kg filled)
Specifications:
- Seats 7 Adults
- 500 gallons
- 7' 5 " x 7' 5 " x 38"
- 920 lbs (6300 lbs filled*)
| Water Feature | Acquarella?? Waterfall |
| Jet Pumps | Two ReliaFlo?? 2.5 HP (4.8 BHP) (One Dual Speed) |
| Total Hydro-Massage Jets | 47 |
| EcstaSeat?? | 18 Euro & 2 Euro-Pulse?? Jets (includes Atlas |
| Ultra Massage Seat | 2 OrbiSsage??, 2 VersaSsage?? & 2 Euro Jets |
| LumbarSsage?? Seat | 6 Euro and 2 VersaSsage Jets |
| Sole Soothers?? | 8 Euro Jets |
| Other Seats | 2 VersaSsage & 1 Magna Jet |
| Euphoria?? Jet | One |
| Whirlpool Jet | One |
| Diverter Valves | Three |
| Air Jet System | 10 Air Jets |
| Controls | Advent?? Control System (with auxiliary control panel) |
| Circulation Pump and Heater | EnergyPro?? System |
| Filter Size | 100 sq. ft. |
| Monarch?? CD Ozone System | Standard |
| Decor | Stainless Steel Jet Trim |
| LED Lighting System (dimmable) | SpaGlo?? ?? Exterior and Interior |
| Drain | External Drain Valve |
| Electrical | 230v, 30 or 50 amps, 60Hz. (GFCI Sub-panel Included) |
| Insulating Cover | 3.5" to 2.5" tapered, 2.0lb.-density foam core. U.L. Classified, ASTM rated |
*Filled weight includes the weight of the occupants assuming an average weight of 175 lbs.
Spa Shell Cabinet Color Options |
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White Sands |
White Pearl |
Champagne Opal |
Redwood |
Coastal Gray |
Merlot |
Spa Shell Cabinet Color Options |
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Sterling Marble |
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Costal Gray |
![]() Merlot |
Spa Shell Cabinet Color Options |
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Sterling Marble |
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Costal Gray |
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Spa Shell Cabinet Color Options |
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White Pearl |
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![]() StoneScape |
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Why Should You Buy a Caldera Spa?
Pure Comfort, Pure Performance, Pure Style…these are the words that best describe why so many hot tub owners love their Caldera spa. Every Caldera hot tub features the beautiful, graceful curves and contours that make Caldera comfort legendary. Caldera spas are expertly crafted to give you years of carefree performance.
Equipped with the Latest Features
Our hot tubs immerse you in style, surrounding you with features like SpaGlo® lighting, stainless-steel trimmed spa jets, the beautiful Acquarella® waterfall, stunning interior acrylic color options and elegant, maintenance-free EcoTech® hot tub exteriors. Only Caldera spas let you discover why Hot Tub Circuit Therapy® feels so good. You'll delight in Caldera comfort, performance and style, choosing the perfect hot tub spas that suit your lifestyle.
Portable Spas and Hot Tubs by Caldera: Quality-built, Quality-backed
Since 1976, Caldera® has been one of the world's most trusted spa-tub brands. We are committed to providing the industry's highest-quality hot tubs and dedicated customer service.
Caldera craftsmen give meticulous attention to each spa's form, function, fit and finish. With such a high level of engineering and construction, we are pleased to provide our exceptional ComfortGuard™ limited warranty — one of the hot tub industry's best.
Consumers Digest, a highly respected authority on value in the consumer marketplace, has rated the Caldera Martinique® hot tub a “Best Buy,” recognized for its many popular spa features and superior performance at a great value.
In addition, names you can trust stand behind Caldera Spas' commitment to you. Caldera is part of Watkins Manufacturing, the industry's leading producer of premium spas. Watkins is a member of the Masco family of fine home products, including Behr® paints, Merillat® cabinets, Delta® faucets and many others you know and trust.
You'll find your Caldera Spas retailer is prepared to give you expert assistance every step of the way—from helping you select the perfect spa for your needs, to providing reliable service and advice. As an official Caldera dealer, we have access to the Caldera Diagnostic Resource® (CDR), a cutting-edge software tool that helps diagnose and solve problems if your spa ever requires attention. Think of it as your spa's own personal technician.
Caldera Thinks Green
At Caldera Spas, we continually "think green" when it comes to how we make our spas, how we manufacture them, and how we go about our daily practices in our corporate workplace. So when you decide to own a Caldera spa, it will be a totally comfortable choice.





















