3
Seats
31
Jets
230gal
Water
240V
Voltage
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Kauai®
3 Seats · 31 Jets · 240V
THREE-PERSON. CALDERA QUALITY.
The Kauai brings Caldera Paradise quality to a 3-person spa. 31 jets in a clean, compact rectangular footprint — perfect for couples who don't want to compromise.
- 3 seats, 31 jets
- Caldera Paradise quality
- FreshWater® Salt System optional
- Compact couple's spa
3
People
31
Jets
7′5″ × 5′2″ × 29″
Dimensions
240V
Voltage
Operation Cost & Water Logic
Alaska Monthly Energy Cost Estimator
Estimated electrical costs to run your Kauai hot tub in local winter/summer conditions.
Utility District
Chugach Electric
Local Tariff
$0.22 / kWh
Seasonal Temp
17.0°F avg
Soaking Season
Winter requires more power to maintain 102°F.
Spa Cover Status
Waterlogged covers lose up to 35% more heat.
Estimated Monthly Cost (Anchorage)
$17.36
Based on 79 kWh consumed per month
✔ FiberCor® Full-Foam: High-density insulation keeps heat in the water.
✔ SmartJet® Heat Rec: Pump motor heat is recycled back into the water cabin.
Financing Available through GreenSky®
Flexible consumer payment options for Kauai through participating program lenders.
The Waterworks partners with GreenSky® to offer manageable monthly payment options for your new hot tub, sauna, or swim spa.
Promotional terms, fixed-rate installment plans, and seasonal offers change periodically. Contact our Anchorage or Eagle River showroom team for current dealer rate sheets, or apply directly online using our Merchant ID.
Explore Financing Options
Paperless application with fast credit decisions directly from participating program lenders.
Subject to credit approval by participating program lenders.
FreshWater® Salt vs. Chlorine Cost & Maintenance Comparison
See the direct financial and time savings of our automated salt water sanitizing system over time.
| Metric | Standard Chlorine | FreshWater® Salt |
|---|---|---|
| Beds / Drains Required | 12 refills | 3 refills |
| Chemical Costs | $780 | $885 |
| Heating Energy to Refill | $317 | $79 |
| Estimated Maintenance Time | 78 hours (Weekly dosing) | 6 hours (Auto-cartridge) |
Your Wellness Savings
$133 Saved
In heating energy and chemical costs over 3 years
By draining only once per year instead of every 3 months, you conserve thousands of gallons of water and save significant energy costs required to heat incoming 40°F well/tap water in Alaska.
Caldera® Spas Collection Tiers
| Feature | Utopia® Series | Paradise® Series | Vacanza® Series |
|---|---|---|---|
| Cabinet & Styling | Avante™ All-Weather Cabinet / ABS Base Pan | EcoTech™ Cabinet / ABS Base Pan | EcoTech™ Cabinet / Standard Base |
| Water Sanitation | Monarch® CD Ozone & FreshWater® Salt Ready | FreshWater® Salt Ready (75 sq.ft.) | Ozone Compatible (50 sq.ft. bypass) |
| Therapy Systems | Atlas® Neck Massage, Euro Directions, VersaSsage | Paradise Jet System, VersaSsage | Vacanza Series Classic Directional Jets |
| Warranty Protection | 10-Yr Structure, 7-Yr Shell, 5-Yr Plumbing/Equip | 5-Yr Structure, 5-Yr Shell, 3-Yr Plumbing/Equip | 5-Yr Structure, 5-Yr Shell, 2-Yr Plumbing/Equip |
Features
What makes the Kauai® exceptional.
FreshWater® Salt System
Optional salt-based automated water care for hassle-free soaking all year.
MicroClean® Filtration
Two-stage filtration keeps water clean with minimal chemical use.
EverWood® Exterior
UV and moisture-resistant synthetic wood cabinet — built for Alaska.
IQ 2020® Control System
Wi-Fi enabled smart controls and remote monitoring via app.
Energy Efficient Design
Insulated shell and cabinet keep heat in and energy costs down.
Award-Winning Hydrotherapy
Caldera's celebrated hydrotherapy jets — the same as in the Utopia Series.
Customize
Choose your colors.
Select from 4 cabinet colors and 3 shell options to match your backyard aesthetic.
Cabinet Colors
Shell Colors
Serving Alaska Since 1976
Why buy your Kauai® from us?
Serving Alaska since 1976 with factory-trained technicians, Alaska-tested installations, and full local support for the lifetime of your spa.
- 50 years as Alaska's wellness dealer (1976–2026)
- Authorized Caldera® Spas dealer — full warranty
- Two showrooms: Anchorage & Eagle River
- In-house technicians for delivery, install & service
- Wet-test appointments available by request
- Alaska-specific delivery: remote sites, crane lifts, cabins
- Financing available through GreenSky® (Merchant ID 81062470)
- Parts stocked locally — no waiting on mainland shipping
