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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).

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.

The pump marvel drains up to thirteen times faster than siphoning or draining! Unlike a garden hose, this pump does not lose its prime, and can lift and discharge water up to 20’ high. Don’t be fooled, the pump marvel is not a siphon, it’s a true pump! Please note that this pump does not take electricity.

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. 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. 

Keep your water hardness levels on track and avoid spa corrosion with Spa Ease Liquid Calcium.

At Master Spa Parts, we carry the Master Spas® Legend® Series Topside Controller Decal to replace controller overlays from the late 1990s and early 2000s. This Standard Series Overlay features beautiful graphics and will stand up to years of constant heat and humidity.

SpaBoss Cal-Rise is the easiest way to increase calcium hardness levels in your hot tub water. Protect your spa or hot tub and the many working parts within the plumbing and heating system by keeping the water chemistry correctly balanced at all times.

SpaBoss Ultra Spa is the simple and easy product to keep your hot tub water conditioned and your skin soft and smelling fresh. This product works with all sanitizers and hot tub chemicals and contains borates to clarify your spa water.

Nothing ruins a good hot tub party like you or a family member taking a tumble down the steps. The Safe-T-Rail in black powder-coated aluminum is the perfect solution to the common problem of slippery hot tub conditions. This hot tub safety rail installs in just 5 minutes and comes with free shipping to the Continental USA by Master Spa Parts.

The SmartRail is a hand rail for recessed spas. With the SmartRail, Leisure Concepts solved the top pain points of those with recessed spas: finding a hand rail that is not only compatible with their setup, but one that is also easy to install. This product comes with free shipping to the Continental USA, compliments of Master Spa Parts.

The CoverCatch helps keep your spa cover close by and off the ground! It is ideal for smaller sizes spas and covers.