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  • Serenity 2 Person Hot TubSerenity 2 Person Hot Tub
  • Synthetic Cabinet - EspressoSynthetic Cabinet - Espresso
  • Synthetic Cabinet - Coastal GraySynthetic Cabinet - Coastal Gray
  • Two Person Hot Tub Customer PhotoTwo Person Hot Tub Customer Photo
  • Serenity Hot Tub Seat DepthsSerenity Hot Tub Seat Depths
  • Sierra Color Acrylic ShellSierra Color Acrylic Shell

Columbia Spas Features

Columbia Spas Hot Tubs Free Items

  • Maintenance free cabinet
  • 3 Lucite Acrylic shell color choices
  • 2 Synthetic Cabinet colors
  • Y-Series Gecko Electronic Control System
  • 4000 Watt Heater
  • 24 Hour Programmable Circulation/Filtration
  • Requires GFCI Connection:
  • One 2-Speed Pump
  • 100% Hydrotherapy Jets (no air-only jets)
    • All jets have ON/OFF functionality
  • 1-Power Boost Air Controls

Manufacturing updates may mean minor changes in specifications that will not affect quality or performance of product.

Acrylic Hot Tub Shell Color Choices

(click small images for larger views)

Silver White Marble Hot Tub

Silver White Marble

Sahara Hot Tub


Nickel Hot Tub



Cabinet Choices

Synthetic Cabinet Colors

Espresso Hot Tub Cabinet


Coastal Gray Hot Tub Cabinet

Coastal Gray


Dimensions 91" x 42" x 31.5"
Seats 2 person
Water Capacity 145 Gallons
Dry Weight 300 lbs
Full Weight 1500 lbs (plus people)
Pumps One 1.5 BHP (1.0 HP Continuous)
Total Jets 10 Soothing Stainless Jets
Control System Y-Series Gecko Electronic Control System
Filtration 24hr Programmable 35 sq ft
(Ever-Clear Option - dedicated filter pump)
Ozone Corona Discharge Ozone Generator
Insulation Expansion Foam Insulation
Heater Gecko 4000 Watt
Incoloy® Spa Heater Element
Electrical 240 VAC, 30 Amps, 60Hz
120 VAC, 15 Amps
Lighting Underwater Light w/lenses
(LED Light Option, 20 Accent Pin-Light Option)
Water Feature Waterfall (optional)


Optional saltwater Chlorine Generator


Matching Spa Steps

LED Spa Light

Cover Lifter

More Info


Serenity Oval Hot Tub

Availability: Discontinued

  • 2 Person Oval Hot Tub

    The Serenity is the ideal spa for anyone looking to capture the benefits of the big spas but that does not need to big size. The compact size of the Serenity means it can go almost anywhere. The deep seating arrangement lets your whole body be covered with the warm, hydrotherapeutic waters. The Serenity couples high efficiency electronics with state of the art craftsmanship and engineering. Just relax - you are in a Columbia Spas hot tub.

    Free Hot Tub Game Package