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The 14.5' x 8' (94" x 174'') Master Spas® swim spa replacement cover is a Master Spa Factory OEM replacement part. All swim spa covers are made specifically to fit your Master Spas swim spa and come 6" thick in the middle and taper off to 4".  This swim spa cover includes an energy efficient 1.5 lb foam density and a 24 R-value, with a full length heat seal and upgraded rubber grip handles (included!). They are also available in 18 colors to match the aesthetic of your hot tub area!

If you think of your spa's pumps, lights, blowers, and other features as members of an orchestra, the circuit board would be the conductor. Master Spa Parts is here to bring back harmony to your Master Spas® hot tub with our Circuit Board MAS100 PC Board (V/N 53065).

Having a fully functional circuit board is essential, overpaying for your board isn't. That's why Master Spa Parts keeps our rates low so you can affordably replace a MAS100 circuit board — and don’t forget fast, free shipping to the Lower 48!

7/8 inch Propulsion Motor Bushing

Replacement ST1 Control Panel

The 1.5 inch Pump Split Nut is a replacement part for your pump union that needs to be re-plumbed.

Need to replacement your entire pump unit ? Don’t forget to buy all the parts you need to fully assemble the pump.

Nylon Spacer for Propulsion Swim Spas

1 inch Pipe Extender

SpaBoss Energize oxidizing shock treatment and activates bromide salts

1 1/2 inch SxSp Gate Valve

MS8000 Relay for FST. This unit reverses polarity of the power in your spa’s entertainment system to raise and lower the television.

1 inch SxS Ball Valve

Swim Spa Propulsion Control Panel (V/N 50209)