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Prevent calcium build up in your acrylic surfaces in your spa with SpaEase Protection Plus!

Your air control helps to regulate the amount of air and water jetted into the tub of your hot tub or spa. A malfunctioning air control valve can drastically reduce the performance and your enjoyment of your spa. Master Spa Parts has the perfect solution.

The DSG LED Lit Air Control 2009 replacement part can help bring back the function of your H2X Swim Spas, Michael Phelps Swim Spas, or Twilight Series of spa or hot tub.

With EcoPur® Charge filters for Michael Phelps Swim Spas ™ and H2X® spas available in a convenient three-piece set, you'll be ready to enjoy your spa. Plus, customers in the continental United States get free shipping when they order MSP's swim spa EcoPur® Charge 3-filter set.

This filter set replaces 268705

Foam Kickboard

The custom factory OEM replacement 120” x 94” Master Spas® swim spa tub cover (SKU: X454108) is specifically designed to fit your Master Spas® hot tub. This swim spa cover has a six-inch thick foam insulation, which tapers down to four inches along the sides. This 24 R-value (the higher the R-value, the better the heat retention) energy-efficient cover comes with a 1.5lb foam density and long stopper steam cushions that help prevent heat loss, and upgraded rubber grip handles.

Note: This four-segment swim spa cover folds along the longest dimension (the 120" side).

If all of the sudden, you find your spa's jet pumps, filters, jets, or water temperature stability begin to fail all at once, there's a good chance it may be due to the circuit board.

When you check out our online store, you'll find the Master Spas® 501X daughter pc board from Master Spas® and many other economical spa circuit boards. You can expect fast and free shipping options when you purchase this Momentum 80 circuit board replacement from the Master Spa Parts online store. 

Activate and enhance the performance of your Spa Ease Bromine Tablets with the use of the Spa Ease Bromine Bank

Adjust your cover height to your preference, with Ultralift’s Standard Mount hot tub cover. This mount allows you to have the option to increase privacy by having the cover up or store it behind your spa for optimal views.

The O-Ring for Power WOW Drain Plug is the O-ring that goes with the drain plug for the Pentair Power WOW pump (SKU : X275230).This creates a tight seal for wet end drain.

The 2 Inch Diverter Valve Assembly by Master Spas is an exact replacement for your spa’s original diverter valve assembly. This set comes with everything you need to replace a broken, malfunctioning or worn down diverter valve assembly. The assembly pieces are durable, affordable and easy to install at home.

This wind strap for your hot tub cover helps to keep your Master Spas hot tub cover in tact during those blustery days! This 16’ long tie down strap is 2” wide and comes with plastic buckles.

Master Spa Parts customers love our Eco Pur Filter for Twilight Spas. These are available for a number of models, excluding TS120 and TS240. In a field crowded by inferior mineral filters, the Eco Pur filters by Master Spas truly stand apart from the rest. For those who own a model of Twilight Spas, using a mineral filter can help you cut back on chlorine use while also getting your spa or hot tub sparkling clean.