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The 7' x 6.5' (84" x 78") Master Spas® replacement hot tub cover (SKU: X454765) is a Master Spa Factory OEM replacement. It is specifically designed to fit your Master Spas® hot tub. This cover is extremely energy efficient, as it's made of a 1.5-pound foam density, six-inch thick foam insulation (which tapers to 4-inches along the sides), and a full-length heat seal. 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 hot tub cover folds along the long edge. Find the corresponding short-edge fold cover here.

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. 

Spa heaters, automated systems, lights, and salt-water chlorinators all depend on a functional circuit board. With Master Spas®' MS50 U PC board, you can bring back the functionality of your spa or hot tub. Get this MS50 PCB fast and free from the Master Spa Parts warehouse when you order from our online store.

The 70" x 83" Hot Tub Cover (Short-edge Fold) (SKU: 457187) is designed to fit your Master Spas® hot tub. This cover ensures extreme energy efficiency as it is made of a 1.5-pound foam density, six-inch thick foam insulation (which tapers to 4-inches along the sides), and a full-length heat seal to help prevent heat loss. Additionally, it is made of a high end marine-grade vinyl covering that is mildew treated, and consists of upgraded rubber grip handles.

Note: This particular cover folds along the shortest 70-inch edge. For a hot tub cover folding on the long edge, please see 83" x 70" Hot Tub Cover (Long-edge Fold).

Our Master Spas® 83" x 70" hot tub cover (SKU: 458771) is a factory direct OEM replacement cover specifically designed to fit your Master Spas® hot tub. Consisting of 1.5lb foam density, long steam stopper cushions, six-inch foam insulation, four inch tapered sides, upgraded rubber grip handles and a 24-R value (the greater the R-value, the better the heat storage and heat retention), this cover prevents heat loss and is extremely energy efficient.

Note: This hot tub cover folds along the long edge.

SpaBoss Alka Rise boost low alkalinity levels in your spa or hot tub with ease. Prevent pH bounce and damage to your hot tub with this easy to use product.

The 84" x 94" Hot Tub Cover is a Master Spa Factory OEM replacement (SKU: x458494). It is specifically designed to fit your Master Spas® hot tub. This cover is extremely energy efficient, as it's made of a 1.5-pound foam density, six-inch thick foam insulation (which tapers to 4-inches along the sides), and a full-length heat seal. 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 hot tub cover folds along its shortest dimension (the 84" side).

The Black Flat Pillow from Master Spa will match your original hot tub pillow.

The CoverMate II Understyle Cover Lifter is there for you when you need it and tucked away in the background while your hot tub is in use! It has two plates that slide easily underneath your hot tub. The cover lifter only requires 18 inches of clearance behind your spa.

This EcoPur Swim Spa set includes 2 stand alone swim spa filters, 1 outer swim spa filter, and 1 Eco Pur charge. It comes in a convenient four-piece set to provide maximum filtration in your swim spa.

SpaBoss X-It makes it easy to switch sanitizers or to lower excessively high levels of chlorine or bromine in your spa or hot tub without having to drain and refill the whole thing.

The Wrap Around Pillow from Master Spa is a larger pillow that wraps around the corner of your hot tub.