Pricing Guide:

The Aventine® spa 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.

Color Options



Seating Capacity2
Dimensions5’4” x 5’4” x 29”
162 cm x 162 cm x 74 cm
Water Capacity150 gallons / 575 liters
Weight (dry)500 lbs. / 225 kg
Weight (filled)2,100 lbs.* / 960 kg
Jet Count14
Jets6 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 Pumps1 ReliaFlo® Dual-Speed 1.5 HP (3.2 BHP) Pump
Control SystemLCD Main CP
Circulation PumpNone
Heater OutputHi-Flow Heater (1,000/4,000 Watts)
Electrical Requirements115V / 20 amp or 230V / 50 amp
Gfci Sub-panelGFCI Power Cord
Filter Size35 sq. ft.
Ozone System(Optional) Ozone
Water FeatureN/A
Multi-color Led LightingBlue LED Underwater Light (Optional Mystique System)
Energy EfficiencyFully-insulated with FiberCor® material, 2 lb. density; Certified to the California Energy Commission (CEC) in accordance with California law
BrandingBranding Decal on cabinet
Bottom SealVisquene Sheet
Insulating Cover3.5" to 2.5" tapered, 2 lb.-density foam core
Spa Shell OptionsDesert, Arctic White
Cabinet TypeEcoTech® Cabinet
Step ColorsAsh, Java, Parchment
Cover LifterNo Cover Lifter Available
Cover ColorsChocolate, Slate, Taupe
Entertainment SystemN/A
Step Type(Optional) Vacanza® Series Steps or Polymer Steps


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.

EcoTech® cabinet

The exclusive EcoTech® cabinet, with its rich color and ribbed panel design offers a contemporary look that is extremely durable.

The Foot Ridge®

The Foot Ridge® support provides a convenient anchor point to help you remain stationary while powerful jets work their magic.


Now offering Curbside Water Testing by Appointment Only!

Visit us online to schedule your 15-minute water testing consultation.

Simply select your store location and choose from the appointment slots available. 

Bring your water test bottle with a sample of your pool or spa water to your scheduled appointment. Please label the test bottle with your name, and drop it off at the water testing counter.

Thank you for being a loyal Fronheiser Pools customer!

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