CAL CORE™

ACRYLIC SHELL

The Most Durable Spa Shell.

Cal Core™ Technology creates the strongest acrylic spa shell in the world. Seven carefully engineered layers deliver unmatched strength, stability and long-term durability. Upgrade to optional shell foam and Cal Core™ becomes an R-16 rated insulated shell system, helping retain more heat, reduce energy use and create one of the most thermally efficient spas available in the industry.

CAL CORE™

7-Layer Construction

Cal Core™ combines seven reinforced layers to give the acrylic shell lasting strength, stability and structural support.

Steel & Wood Reinforcement

Cal Core™ uses wood and steel reinforcements to strengthen critical areas of the shell and provide lasting structural support.

Best Insulated Acrylic Shell

With optional shell foam, Cal Core™ becomes an R-16 rated insulated shell engineered for exceptional heat retention.

The Cal Spas Difference

MADE WITH THE FINEST PRODUCTS IN NORTH AMERICA

CAL FORM™

CONSTRUCTION

Formed for Strength.

R-16-rated denim insulation makes Cal Form™ the foundation of the world’s most heat-efficient hot tubs, retaining heat while reducing energy costs. Pressure-treated wood and steel reinforcement provide lasting support, while the wood frame dampens equipment vibrations for quieter operation. Stronger, quieter and built to perform.

CAL FORM™

Heat-Retaining Insulation

Cal Spas denim insulation provides R-16 rated thermal resistance to help keep heat in, and maintain water temperature more efficiently.

Reduced Vibrations

Cal Frame™ wood construction helps absorb vibrations from the spa’s internal equipment for quieter, steadier operation.

Pressure-Treated To Last

Pressure-treated wood helps Cal Frame™ resist moisture, rot and pests for lasting structural strength.

The Cal Spas Difference

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CAL FLOW™

PLUMBING

Power in Every Spa.

Cal Flow™ unleashes ultimate performance through precision-engineered hydraulics and pneumatics. Every spa is designed with an optimized pump-to-jet ratio that maintains strong, consistent PSI throughout the jet system. By reducing restriction and maximizing water and airflow, Cal Flow™ delivers powerful massage, balanced pressure and industry-leading efficiency.

CAL FLOW™

Efficient Water Flow

Carefully routed plumbing moves water efficiently from pump to jet for consistent performance throughout the spa.

Long-term Reliability

Cal Flow™ combines durable components and precise routing. One integrated plumbing system built for years of performance.

UL Safety Certified

Cal Spas are among the safest hot tubs in the world. We are independently tested, and UL Listed to meet nationally recognized safety standards.

The Cal Spas Difference

MADE WITH THE FINEST PRODUCTS IN NORTH AMERICA

CRYSTAL PURE™

ADVANCED WATER CARE™

As Close to Chemical-free as Spa Water Gets.

Crystal Pure Advanced Water Care™ is Cal Spas’ most advanced approach to clean, clear spa water EVER. Four powerful water care technologies work together to help neutralize harmful bacteria and microorganisms, control contaminants and reduce the need for traditional chemicals. The result is balanced water with less maintenance, fewer harsh odors and less irritation, leaving your skin feeling softer and every soak more comfortable.

CRYSTAL PURE™

Hydro Clear™ Ozonator

Introduces ozone into the water to oxidize contaminants and impurities, helping reduce chemical demand and maintain freshness.

Pure Ray™ UV System

Uses ultraviolet light to neutralize bacteria, viruses and other microorganisms as water passes through the system.

24/7 Filtration w/ Cal Sweep

24/7 Filtration keeps water moving through the filter. Cal Sweep™ jets lift debris from the spa floor and guide it to the filter.

Cal Clear™ Salt Chlorinator

Provides consistent salt based water care that helps maintain clear, comfortable water while reducing routine chemical treatment.

The Cal Spas Difference

MADE WITH THE FINEST PRODUCTS IN NORTH AMERICA

NECK RELIEF™

Hydrotherapy meets ergonomics

Once you experience the Quad Neck Relief, it becomes the one thing your daily routine simply can’t live without. By blending advanced ergonomics with four precision-targeted jets, this revolutionary seat melts away tension to deliver pure, therapeutic recovery exactly where you need it most.

NECK RELIEF™

Targeted Relief

Four strategically placed jets pinpoint the exact muscle groups where you carry stress to melt away neck tension.

Active Recovery

The ergonomic contour aligns your spine while therapeutic pressure boosts circulation and eliminates daily stiffness.

Everyday Luxury

This innovative design brings a premium, high-end spa experience directly into your daily seating routine.

The Cal Spas Difference

MADE WITH THE FINEST PRODUCTS IN NORTH AMERICA

CAL COMMAND™

EQUIPMENT

Command Your Spa.

Decades of building hot tubs have taught us what performs, what lasts and what a Cal Spas owner can depend on. We use that experience to select equipment that works together as one complete system—giving you simple control, consistent performance and less to worry about.

CAL COMMAND™

Dependable Performance

Cal Command™ brings essential components together as one coordinated system for dependable performance every time.

Proven Technology

Cal Command™ uses proven technology, selected through decades of spa-building experience for reliable, long-term performance.

UL Safety Certified

Cal Spas are among the safest hot tubs in the world. We are independently tested, and UL Listed to meet nationally recognized safety standards.

The Cal Spas Difference

MADE WITH THE FINEST PRODUCTS IN NORTH AMERICA

CAL CRAFT™

CABINETS

Crafted to Last.

A premium spa deserves the industry’s best protection. Cal Craft™ cabinets combine premium, weather-resistant materials with UV protected cabinets to resist fading, deterioration and years of outdoor exposure. Durable and low-maintenance, Cal Craft™ surrounds your spa with lasting protection you can see and quality you can trust.

CAL CRAFT™

Weather Resistant

Cal Craft™ cabinets use durable, weather-resistant materials built to withstand sun, moisture and changing outdoor conditions.

Premium Materials

Cal Craft™ cabinets use premium materials selected for lasting durability, dependable protection and minimal upkeep.

Built To Last Cabinetry

Cal Craft™ cabinet panels have a UV resistant coating that helps them resist fading and maintain their finish.

The Cal Spas Difference

MADE WITH THE FINEST PRODUCTS IN NORTH AMERICA

CAL SHIELD™

SPA COVERS

High Grade Spa Protection.

Cal Shield™ is the most heat efficient spa cover in the industry. Cal Spas covers boasts R-19 rated insulation that helps retain heat and reduce energy use, while marine grade materials protect against sun, rain, leaves and debris. The tapered design moves water away from the spa, giving Cal Shield™ the insulation, strength and durability to set the standard for spa cover performance.

CAL SHIELD™

Marine Grade Materials

Cal Shield™ uses marine-grade materials built to withstand moisture, sunlight and changing outdoor conditions.

Insulated Core

Cal Shield™ covers are equipped with an R-19 insulated core that help reduce heat loss and maintain your spa’s water temperature between uses.

Everyday Protection

Cal Shield™ provides essential everyday protection by helping keep weather, leaves and debris out of your spa.

The Cal Spas Difference

MADE WITH THE FINEST PRODUCTS IN NORTH AMERICA

CAL SELECT™

Make it Yours.

Cal Select™ Options gives you everything you need to curate your personal spa experience. From underglow lighting and premium speakers to advanced water care, smart connectivity and more, there is an option for every lifestyle. Explore the possibilities and choose the features that make your Cal Spa complete.

CAL SELECT™ SPA OPTIONS

Cal Select™ Options gives you everything you need to curate your personal spa experience. From underglow lighting and premium speakers to advanced water care, smart connectivity and more, there is an option for every lifestyle. Explore the possibilities and choose the features that make your Cal Spa complete.

EXPLORE THE CAL SELECT™ COLLECTION

Customization — Deluxe Acrylic

Choose from a premium selection of acrylic colors designed to complement your style and elevate the look of your spa. Each finish brings lasting color, depth and character to create a spa that feels distinctly yours.

Efficiency — Thermo-Guard™ Insulation

Thermo Guard™ Full Foam Insulation surrounds the shell and plumbing to reduce heat loss, maintain water temperature and improve the overall energy efficiency of your spa.

Structure — ABS Molded Tray

The ABS Molded Bottom Tray creates a durable protective foundation beneath the spa, helping shield its internal construction from ground moisture, dirt and debris.

Performance — XL Heater™

The XL Heater™ delivers 5.5 kW of powerful heating through a durable 316 stainless steel element, warming your spa up to 30% faster so you spend less time waiting and more time enjoying the water.

Comfort — Adjustable Therapy System™

The Adjustable Therapy System™ delivers personalized hydrotherapy through a dedicated pump, simple controls and nine pressure levels, allowing you to choose the massage intensity and pattern that feels right for your body.

CAL SELECT™ LIFESTYLE OPTIONS

Cal Select™ Lifestyle Options give you the freedom to shape your spa around the way you relax, entertain and connect. Choose the features that add more comfort, atmosphere and convenience to every moment, creating an experience that feels completely your own.

EXPLORE THE CAL SELECT™ COLLECTION

Smart Control — Cal Connect™

Cal Connect™ puts your spa controls on your phone, giving you convenient access to key settings from wherever you are.

Entertainment — Freedom Sound™

Freedom Sound™ brings your favorite music into the spa through integrated speakers, creating the perfect atmosphere for relaxing alone or entertaining friends.

Comfort — Cal Grip™ Decking

Cal Grip™ adds a textured surface to key areas of the spa, providing more confident footing and greater stability as you enter, exit and move between seats.

Lighting — Underglow™

Cal Spas Underglow™ casts vibrant light beneath your spa, transforming the surrounding space and creating a striking atmosphere after dark.

Lighting — LED Perimeter Lighting

LED Perimeter Lighting surrounds the inside of your spa with vibrant color, illuminating the water, seats and interior contours to create an immersive atmosphere after dark.

CAL SELECT™ WATER CARE OPTIONS

Cal Select™ Water Care Options give you the freedom to choose the level of water care that fits your lifestyle. Explore advanced solutions designed to keep your spa water cleaner, clearer and easier to maintain.

EXPLORE THE CAL SELECT™ COLLECTION

Water Treatment — Hydro Clear™ Ozonator

Hydro Clear™ infuses ozone into the water to help break down contaminants, keeping your spa cleaner and reducing the demand for traditional chemicals.

Water Maintenance — Cal Sweep™ w/ 24/7 Filtration

Cal Sweep™ works with the 24/7 circulation pump to continuously lift debris from the spa floor and carry it toward the filter. Drawing just 1 amp of power, the system is five times more energy efficient than traditional filtration pumps.

Water Treatment — Pure Ray™ UV Purification

Pure Ray™ uses ultraviolet light to neutralize harmful microorganisms as water passes through the system, helping deliver cleaner, clearer water with less dependence on traditional chemicals.

Water Treatment — Cal Clear™ Salt Filtration

Cal Clear™ uses a salt based water care process to continuously sanitize the spa. The system eliminates bacteria and contaminants while reducing chemical handling, harsh odors and irritation, leaving the water cleaner, softer and more comfortable.

Water Treatment — Pure Silk™ Ozonator

Pure Silk™ infuses ozone into the water to help break down contaminants, reduce odors and lower the demand for traditional chemicals, giving you cleaner, fresher water with less maintenance.

Water Monitoring — Aqua Sense™

Aqua Sense™ puts spa monitoring and control in the palm of your hand, allowing you to check water conditions and manage your spa from the app with greater confidence and convenience.

BUILD THE SPA THAT SUITS YOU.

Options and availability vary by model. Ask your Cal Spas dealer for details.

The Cal Spas Difference

MADE WITH THE FINEST PRODUCTS IN NORTH AMERICA