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The 8' x 19' replacement cover (94" x 231") is designed to fit your Master Spas® H2X swim spas and Michael Phelps swim spas. This replacement spa cover (SKU: Cover 19) is a 4-piece cover that comes in 18 different color options. Both styles offer heat seam pillows that prevent heat loss through the seams of your spa and upgraded rubber grip handles.

If you've pinpointed your spa's issue to the circuit board, replacing your board can bring back many essential functions and safety features, such as your lights, heat sensors, high-limit sensors, and jet pumps.

At Master Spa Parts, we're proud to carry a diverse selection of circuit boards, including this Master Spas® circuit board, sold under the product name of "Master Spas® Circuit Board MAS400 PC Board (V/N 52185)" in our online store.

The Master Spa® Factory OEM 84" x 66" replacement hot tub cover is designed to fit your Master Spas® hot tub. This replacement custom hot tub cover is extremely energy efficiency as it consists of a 1.5lb foam density, 6 inch thick foam insulation that tapers to 4 inch, full-length heat seal cushions that help prevent heat loss, and upgraded black rubber handles.

Note: This particular hot tub cover folds along the long edge. Find the corresponding short-edge fold cover here.

The Volt Spa Vac is your ultimate handheld solution for effortless spa and hot tub cleaning. Cordless, portable, and powerful, it keeps your water pristine with up to 40 minutes of convenient, hassle-free operation.

1/4 inch Washer for Oversized Snap Cap. These are the beauty caps that cover the screws that hold your side panels on. Available in 2 different sizes and 3 different colors.

Stainless steel 3/8" Hex Nut is designed to be used on the fastening components of your spa propulsion system. Stay safe and keep your spa components from coming apart.

Putting on and taking off spa and hot tub covers can be tiring for even physically fit individuals. If you’ve put off getting a cover lifter because you haven’t found a cover lift that fits behind your spa, you’re in luck; CoverMate III only requires 6” of clearance space and locks shock locks into place — and that’s just a few of the many benefits of this customer-favorite hydraulic spa cover lift from Leisure Concepts.

**Please note: ALL COVER LIFTER SALES ARE FINAL.** 

Keep your entertainment system protected from the elements and theft with this universal lock and key set. Can work as a replacement for your original lock on your spa’s entertainment system.

The Spa Dragon is a patented monitoring system with thermal backup protection that prevents freeze damage caused by equipment failure. Stay worry-free in winter, with real-time alerts and automatic heating activation—no matter where you are.

The Bussman Fuse Holder (Series CHM) is a fuse holder for your Swim Spa Junction Box. Multiple fuse folders can be grouped together and used for even bigger boxes.

Chlorinate your spa with Spa Ease Chlorine Granular, which uses no scale forming minerals and dissolves instantly in your hot tub!

The 66" x 78" Master Spas® factory direct OEM replacement hot tub cover (SKU: 66x78) is designed to fit your Master Spas hot tub. It comes standard with a 1.5lb foam density, long steam stopper cushions to help prevent any sort of heat loss. It has been upgraded to include two rubber grip handles and is made of a high quality marine-grade vinyl covering that is mildew treated and unfazed by UV rays.

Note: This particular cover folds along the short edge. If you need a cover with these same dimensions (66" x 78") but that folds along the long edge, try our 66 × 78 Inch Hot Tub Cover (Long-edge fold).