caldera spas in Santa Rosa, Windsor, and Sonoma County

The Best Hot Tubs Combine Comfort, Performance and Style



Aventine®   ® | Caldera Spas® in California
Seating Capacity: 2
Jets: 14
Dimensions: 5'4" x 5'4" x 29" / 162cm x 162cm x 74cm
Spa Volume: 150 gallons / 575 liters
Lounge: YES


  • 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.

    • Overview

      Seating Capacity: 2 Adults
      Dimensions: 5'4" x 5'4" x 29" / 162cm x 162cm x 74cm
      Average Spa Volume: 150 gallons / 575 liters
      Dry Weight: 500 lbs. / 225 kg
      Total Filled Weight: 2,100 lbs.* / 960 kg
      Total Jets: 14
      Hydromassage Jets: 6 Euro, 6 AdaptaFlo®, 2 Euro-Pulse®
      Pump 1: 2 ReliaFlo® Pumps; 1 Dual-Speed 1.5 HP (3.2 BHP); 1 Single-Speed 1.5 HP (3.2 BHP)
      Control System: LCD Main CP
      Heater Output: EnergyPro® Heater (4,000 Watts)
      Filter Size: 30 sq. ft.
      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
    • Water Quality

      FROG Water Care System: Spa Frog Cartridge Ready
      Monarch CD Ozone System: Available option


      Cabinet Type: EcoTech® Cabinet
      Cabinet Options: Espresso, Coastal Gray, Teak
      Spa Shell Options: Desert, Sterling Marble

      Cover Options

      Insulating Cover: 3.5" to 2.5" tapered, 1.5 lb.-density foam core
      Cover Colors:Chestnut, Ash, Caramel


      Electrical North America: 115V/230V / 30 or 50 amp

Similar Products



All Caldera Spas® feature FiberCor® an innovation that revolutionizes spa insulation. Applied at 2lb. density, FiberCor® is 4-times denser than regular 1/2 lb. Urethane foam.
Avante™ Cabinetry

Avante™ Cabinetry

Our Utopia Series spas feature the beautiful and multi-dimensional Avante™ all-climate cabinetry, a durable material that will withstand harsh weather elements. Available in Sand, Slate and Brownstone.
Control Panel

Control Panel

Your daily hydrotherapy experience is managed with our intuitive Advent control panel which gives you complete control over water temperature, jet systems and ambient lighting effects.

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