Caldera Aventine 2-Person Hot Tub

Caldera Aventine Hot Tub

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The Caldera Aventine 2-Person Hot Tub has been specially-designed for small spaces and fits exceptionally well in a corner. So tuck it away and enjoy a wonderful hydromassage experience in this portable 2 person hot tub.

Aventine Customer Review

  Comfort and Style for any Backyard!

Coastal Gray Cabinet

Sterling Marble Shell
Sterling Marble Shell
Espresso Cabinet

Sterling Marble Shell
Sterling Marble Shell

Champagne Opal Shell
Champagne Opal Shell
 Redwood Cabinet

Champagne Opal Shell
Champagne Opal Shell
The Aventine Jet System offers an incredible 14 jets that relieve-tension with the innovative “Recovery in Motion – Hot Tub Circuit Therapy”
Aventine Jet System
  1. UltraMassage™ Seat/Lounge
  2. EcstaSeat®


1:  Ultra Massage™ seat/lounge
Relax into the lounge or seat (varies by model) to receive a soothing massage to
your neck, shoulders, and middle back.
UltraMassage Seat
2:  EcstaSeat®
This seat has multiple jets that focus on the large muscles in your back.  Select models also feature jets for your wrists and/or calves.
EcstaSeat Jet System




Enjoy six vibrant colors one at a time, or use the color wheel to automatically rotate through the spectrum. Four lights are located in the footwell to illuminate the interior of the spa. Six lights above the water line create a dazzling display on the water’s surface.


“We enjoy the spa in all kinds of weather, especially when it’s snowing! It is like always being on vacation…but in your own backyard!” –Deb, Hartford, CT

Frog Water Sanitization System


Complicated water care is a thing of the past with the FROG system. Just replace bromine cartridges Monthly and minerals four times a year to maintain sparkling clear water.

Spa Frog Logo
Cabinet  Fibercore


Seating Capacity
2 Adults
5′ 4″  x 5′ 4″  x 29″H
Water Capacity
150 gallons
501 lbs.
  • 14
  • 6 AdaptaFlo® Jets
  • 2 Euro-Pulse® Jets
  • 6 Euro Jets
Jet Pumps
  • ReliaFlo® 1.5 HP (3.2 BHP**), 1 dual speed
Control System
  • Solid-state electronic with LED display
Heater Output
  • 1,000 watt, 115v or 4,000 watt, 230v
Electrical Requirements
  • 115v / 20 amp plug-in*** (Includes GFCI-protected power cord. Requires dedicated 20 amp circuit.)
Filter Size
  • 35 sq. ft.
FROG Water Care System
  • Cartridge-ready
Monarch CD Ozone System
  • Available Option
Caldera Entertainment Options
  • Wireless sound system with Bluetooth technology, wireless In-home Dock, Wireless TV
Mulit-color LED Lighting
  • Blue underwater light, interior (dimmable); Optional Mystique® system, interior (dimmable)
Energy Efficiency
  • Fully-insulated with FiberCor™ material, 2 lb. density; Certified to the California Energy Commission (CEC) in accordance with California law
Insulating Cover
  • 3.5” to 2.5” tapered, 2 lb.-density foam core
Spa Shell EcoTech® Cabinet Options
Champagne Opal
Sterling Marble
Coastal Gray
  • **Brake Horsepower (BHP) is the horsepower a pump motor achieves for a brief period upon start-up.

 Caldera Hot Tub Accessories

We offer a wide variety of products that enhance your hot tub experience, make it easier to use and more beautiful.  Browse our selection of Caldera Hot Tub Accessories!

Maintenance and WaterCare Entertainment Systems
Caldera Hot Tub Watercare and Maintenance Caldera Entertainment Systems
Caldera’s efficient and simple hot tub water care systems make it easier than ever to keep the water in your hot tub fresh and crystal clear. Relax to your own personal music play list on one of Caldera’s wireless music entertainment system choices. Or watch TV in or outside your hot tub for great fun, day or night.

Covers and Lifters

Hot Tub Steps
Caldera Hot Tub Covers and Lifters Caldera Hot Tub Steps
A well-designed hot tub cover and easy-to-use lifter are key to efficient hot tub use. A variety of cover lifter choices are available so you can choose the one that works best in your space. Caldera offers spa steps to provide safe and easy entry and exit from your hot tub. The Caldera spa steps come in different varieties so you can match the design of your hot tub. Choose from their EcoTech® Steps, Polymer Steps, and StoneScape Steps.
Spa Side Accessories
Caldera Spa Side Accessories
Caldera offers outside the hot tub accessories such as umbrellas, pillows, and railings.


Expert Advice for Hot Tubs

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