Master Spas Covers
Owning a properly-sized Master Spa hot tub cover is best way to keep the heat in, the cold out, and your energy bills low! As heat rises from your spa, a well-insulated cover will act as a barrier and prevent the heat from escaping.
Our covers contain a 1.5lb foam density, long steam stopper cushions, six-inch foam insulation, and four inch tapered sides. All of these elements ensure that your hot tub is as energy efficient as can be! Want a completely custom hot tub cover? We can do that too! Additionally, every hot tub cover order placed on MasterSpaParts.com qualifies for Free Shipping!
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The 94" x 94" Master Spas® hot tub replacement cover (SKU: X454888) is a genuine OEM product, custom-designed to fit your Master Spas® hot tub perfectly. Built for energy efficiency and durability, it features 1.5 lb. foam density insulation, with a 6-inch center thickness that tapers to 4 inches along the edges. A full-length heat seal helps retain warmth and reduce energy loss. Upgraded with two built-in rubber grip handles for easy lifting, this cover is wrapped in high-quality, mildew-treated, marine-grade vinyl that offers lasting protection against UV exposure.
This 84" by 84" hot tub cover is a Master Spa Factory OEM replacement (SKU: X454777). Get the right fit without the guesswork.
Please Note: This cover fits other makes of Master Spa, and is the standard at 84" x 84" with a 6" radius.
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.
This Master Spa Factory OEM 78” x 78” hot tub cover replacement (SKU: X120240) is specifically designed to fit your Master Spas® hot tub. This cover is energy efficient as it consists 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. It is also made of a high end marine-grade vinyl covering that is mildrew treated, and consists of upgraded rubber grip handles.
The Master Spa® Factory OEM 78" x 78" replacement hot tub cover (SKU: X454065) 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 two upgraded black rubber handles.
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 Master Spas® hot tub replacement cover 70" x 84" is an exact Master Spa Factory OEM replacement (SKU: X457084). 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 protects against UV rays.
Note: This particular hot tub cover folds along the short edge. Find the corresponding long-edge fold cover here.
The 6.5×7 Master Spas® (78" x 84") hot tub cover replacement (SKU: X454657) is specifically designed to fit your Master Spas® hot tub. This cover ensures energy efficiency as it consists 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 hot tub cover folds along the short edge. Find the corresponding long-edge fold cover here.
This Master Spa Factory OEM 66" x 84" hot tub cover replacement (SKU: X456684) is specifically designed to fit your Master Spas® hot tub. This cover ensures energy efficiency as it consists 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 hot tub cover folds along the short edge. Find the corresponding long-edge fold cover here.
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 108" x 94" Master Spas® replacement hot tub cover (SKU: X454994) is designed to fit your Master Spas® hot tub. This OEM factory hot tub cover comes with a 1.5-lb foam density, upgraded rubber grip handles and long steam stopper cushions to help prevent heat loss and make it extremely energy efficient!
Note: This cover folds along its longest dimension.
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.
The Master Spa® Factory OEM 82" x 60" replacement hot tub cover (SKU: x458260) 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 hot tub cover (82" x 60") folds along the long edge.


















