2 ADULTS/ 150 GAL/ $$ View More Specs

The Aventine® 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.

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Therapeutic Benefits at the Greatest Value

Aquatic Melodies®

Integrated MP3 sound system for sweet sounds

Automated Heat & Filtration

Spa water is always hot and always ready for dips

Thoughtful Design

Designed and carefully constructed with extraordinary benefits

The Foot Ridge®

The Foot Ridge® support provides a convenient anchor point.

FiberCor® Insulation

A revolutionary innovation in spa insulation. The first of its kind.

Put Heat & Filtration on Automatic

The built-in FROG @ease In-Line SmartChlor® and Mineral Cartridge System make maintenance easy, with pre-filled cartridges and a low, consistent chlorine level.

Entertainment System to Beat the Band

Vacanza hot tub series offer Caldera’s Aquatic Melodies entertainment system.

  • Four integrated speakers
  • Wireless audio with extended Bluetooth®
  • 22″ HD wireless monitor
  • Relax like a pro!

First of Its Kind Insulation

Caldera Spas® FiberCor® insulation is reliable year-round and easy to maintain and repair. Made of thick foam, FiberCor prevents heat loss thereby reducing the energy needed to maintain water temperature.

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Top 5 Hot Tub Buying Mistakes & How to Avoid Them

Hot tubs are an investment in your health, happiness, and recreation. Coming from the experts, there is a lot to know about hot tubs. Look at our guide to learn what it is that you should avoid when considering a hot tub!

Product Specifications

Cabinet Colors


Shell Colors

Arctic WhiteDesert

Seating Capacity

2 Adults


5’4″ x 5’4″ x 29″ / 162cm x
162cm x 74cm

Water Capacity

150 gallons / 575 liters

Weight (Dry)

500 lbs. / 225 kg

Weight (Filled)

2,100 lbs.* / 960 kg

Jet Count


Hot Tub Jets

6 Euro, 6 AdaptaFlo®,
2 Euro-Pulse®

Water Care Systems

@ease™ In-Line System with SmartChlor™ Technology & Minerals (Cartridge-ready, U.S. Only) or, SpaFrog® In-Line Bromine & Minerals System (Cartridge-ready)



Jet Pumps

1 ReliaFlo® Dual-Speed 1.5 HP (3.2 BHP) Pump

Control System


Circulation Pump


Heater Output

Hi-Flow Heater (1,000/4,000 Watts)

Electrical Requirements

115V/230V / 30 or 50 amp

GFCI Sub-Panel


Filter Size

35 sq. ft.

Monarch CD Ozone System

Available option

Water Feature


Multi-Color LED Lighting

Blue LED Underwater Light
(Optional Mystique System)

Energy Efficiency

Fully-insulated with FiberCor® material, 2 lb. density; Certified to the California Energy Commission (CEC) in accordance with California law



Bottom Seal

Visquene Sheet

Insulating Cover

3.5″ to 2.5″ tapered, 1.5 lb.-density foam core

Cabinet Type

EcoTech® Cabinet

Cabinet & Step Colors

Ash, Java, Parchment

Cover Lifter

No Cover Lifter Available

Cover Colors

Chocolate, Slate, Taupe

Cover Design


Caldera Entertainment Options


Step Type

EcoTech® or Polymer



Cool Zone


Want More? Consider These Tubs

Caldera Vacanza-Series Palatino

The Palatino spa seats 6 adults, features the Acquarella® spa waterfall, and has 45 powerful hydromassage jets.

Caldera Vacanza-Series Vanto

A non-lounge hot tub, the Vanto® model features the same stylish design and powerful spa jetting system found on the popular-selling hot tub Vacanza® Series.

Caldera Vacanza-Series Celio

Great value! Seats 3, 115v/20 amp, 18 powerful jets, and multi-colored lights.

Get Pricing from Mainely Tubs