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The Master Spa® Factory OEM 84" x 70" replacement hot tub cover is specifically designed to fit your Master Spas® hot tub. This replacement custom hot tub cover ensures 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 Black Flat Pillow from Master Spa will match your original hot tub pillow.

The Black Wrap Around Master Spas Pillow will nicely replace your original hot tub pillow for certain Down East Master Spa hot tubs (2003-2009).

SpaBoss pH Plus easily raises pH levels in spas and hot tubs that are too low below the recommended safe range of 7.2 to 7.6. If levels are too low, your hot tub water can become acidic and other nasty side effects can happen.

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.

Has your spa’s air control (or air controls) begun making a whistling sound, or are your nozzles completely blocked? For select models of Clarity Spas, Healthy Living Hot Tubs, and Legacy Whirlpool hot tubs, the best replacement air control is the 1” Air Control DSG/Titanium from Master Spa Parts. As many of our customers have found, this spa air control nozzle will bring back the comfort and enjoyment of your spa — all at a price that’s nice!

The Small Waterfall Pillow is a replacement for the pillow that originally came with your Master Spa hot tub if you have a waterfall feature.

The Ultralift with Undermount (SKU: 6132032) is a hassle-free cover lifter with an under-mount bracket that easily slides underneath your hot tub. One person can easily lift the hot tub cover on and off from outside or inside of your tub!

The Grey, Legend Wrap-Around Pillow is made to go with the Master Spa Legend Series Hot Tubs (2005-2009).

The Black Small Lounge Pillow fits with most Down East Spas to replace the lounge pillow originally made with older hot tubs (2003-2009).

Designed specifically for the Legend Series Master Spas and the Michael Phelps Swim Spas starting with the 2014 model, the Temperature Sensor Mount is a replacement part that will fit the temperature sensor (SKU : 801821). If you don’t see your model listed, it may still work – so please give our customer service a call!

The Master Spa® Factory OEM 84” x 84” replacement hot tub cover has a 12" radius and is for Getaway Spas ONLY.

This replacement custom hot tub cover ensures 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.