Draining Your Spa

Draining Draining Draining

Draining your Hot Tub


Your spa should be drained every four to six months, and refilled with fresh tap water. The following is the recommended method for draining your spa.

Do not open the control box. These instructions contain only basic guidance for this problem. Anything beyond the scope of these instructions should be performed by a qualified spa technician or an electrician.

For spas with cabinet mounted drain:


  1. Turn off the power at the breaker.
  2. Remove all filters.
  3. Pull the knob out about 2″ until it snaps into place.


  1. Unscrew the cap.


  1.  Hook up the female end of a garden hose to the drain fitting.


  1. Place the other end of the garden hose where you would like the water to drain to.
  2. Pull the hose outward about ½” to start water flow. Push inward to shut off water flow.


  1. Let spa drain completely.
  2. Push the hose inward about ½ inch, then remove the garden hose.
  3. Replace the cap.
  4. Push the knob in about 2″ until it snaps back into place.

For spas with drain inside the spa:


  1. Turn off the power at the breaker.
  2. Remove all filters.
  3. Using a Phillips screwdriver, remove the screws to the access panel and open it.
  4. Locate hose ending with the ¾ inch hose-bib fixture.
  5. Unscrew the cap.
  6. Hook up the female end of a garden hose to the drain fitting.
  7. Place the other end of the garden hose where you would like the water to drain to.
  8. Turn the valve on the hose-bib fixture to open the drain.
  9. Let spa drain completely, then remove garden hose.
  10. Turn the valve on the hose-bib fixture to close the drain.
  11. Replace the cap.


A Full Spectrum of Water Clarity for Your Cal Spas Hot Tub

Cal Spas is advanced when it comes to industry-leading water filtration and cleaning systems keep your tub immaculate across years of use. Bringing you everything you need, with the preference you want, to keep your spa water crystal clear. Here is a full spectrum of everything you need to know when it comes to deciding which methods to use when it comes to spa maintenance.

Bio-Clean™ Antimicrobial Filter with TeleWeir Gate: A special antibacterial agent within the fabric of each Cal Spas filter helps towards off growth of microbes and bacteria. A TeleWeir Gate prevents debris from re-entering the spa’s water system.

Synergy or Hybrid Clear Water System Pure Clean™: Cal Spas utilize a combination of both Ozone and UV water treatment technologies in order to keep the soothing waters of your tub properly cleansed at all times. Each Cal Spas treatment system combines water filtration with powerful purification technologies to make every soak immaculate.

Effective Water Management System: Filters are designed to be both easily accessible and to allow for balanced filtration. When you choose a Cal Spas tub, the days of fumbling for awkwardly placed filters and navigating complex chemical balances are over. In fact, managing the waters of your tub is almost as stress-free as easing into it.

Cal Pure™ Salt System: Cal Spa’s Cal Pure™ II Salt System is an environmentally friendly sanitation mechanism that instantly transforms salt into bromine, keeping the warm, bubbling waters of your spa clean and pristine around the clock. This perpetual sanitation cycle not only kills bacteria but also algae and other pathogenic organisms that can harm humans. A dedicated digital topside display monitors spa salt levels for proper water salinity.

• Reduced use of costly chemicals
• Automatic bromine generator
• No floaters or feeders
• Odorless, silky water
• No quarterly draining
• No scum lines
• ETL listed

PureSilk™ Ozonator: The Eco-friendly PureSilk Ozonator by Cal Spas features exclusive moisture-sensing technology that instantly eliminates bacteria through exposure to the Ozone while minimizing the use of costly chemicals required by other tub brands.

Tru Blue™ Vacuum Safety Break: Cal Spas engineers place the safety of bathers at the highest priority. Our lifesaving Tru Blue™ Vacuum Safety Break feature prevents entrapment by automatically reducing water flow in the event of an obstruction. It’s a unique safety feature that Cal Spas is proud to standard across our entire spa and tub product line.

Aquatic Power and Strength You Can Rely Upon: While some tubs come only with an on/off switch, Cal Spas offers a dynamic hydrotherapeutic experience in each design. Our tubs’ low-speed settings are ideal for filtration and long, relaxing soaks while our high-speed settings offer comforting, pressurized massage to overworked muscles and joints. Cal Spas hot tubs efficiently increase their luxurious temperatures with state-of-the-art 5.5 kW Titanium heaters that provide years of reliable heating performance.

Eliminator™ Power Frame Pump: This high-performance pump efficiently circulates and filters your spa’s relaxing waters on low speed while delivering unmatched performance and durability on high speed. It’s just one of the ways Cal Spas delivers both relaxing comfort and tough love to whatever ails you.

Quiet Clean™ 100% Filtration System: Available as an optional feature across our entire line of tubs, Quiet Clean™ 100% Filtration System is comprised of a 24-hour circulating pump that constantly and quietly heats the water, so your luxurious home spa is ready to comfort you whenever you need it. The Quiet Clean™ system can help reduce energy costs by minimizing pump operation when your tub isn’t being used.