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- Master spa 30 sf filter
- Master Spa - CLSEPRSET3 - Clarity & Healthy Living EPR Filter Set - (2) X268548 - PMA-R3 and PMA-EPR - (1) X268532
- Master Spas - X268532 - PMA-EPR, Eco Pur Charge Master Core Technology Mineral Filter - X268532
- master-spa-s-legacy-and-freedom-filter
- Master Spas - Х310223 Topside Control, MP2 ST1 Custom SFTW, H2X Swim Spa, MP2 X310223 (New Part Number X310334)
When it comes time to replace your circuit board and return function to your spa's lighting, jet pumps, and high-limit sensors, we've got you covered. Master Spa Parts has numerous legacy Whirlpool® replacement circuit boards in stock, including this MAS520 PC Board (V/N 54357).
Are you ready for the good news? This legacy Whirlpool® circuit board replacement for MAS520 ships fast and with free shipping to all addresses in the Continental United States.
As an all-in-one spa and hot tub treatment kit, the SpaBoss Hot Tub Chemical Starter Kit has everything you need to get your spa or hot tub up and running — and ensure it is always safe and ready to use. As a six-piece hot tub treatment kit, it’s quite an economical option, too!
The Hot Tub Chemical Starter Kit (SKU: X777700) includes:
- Granular pH Plus (1.5 lbs)
- Granular pH Minus (2 lbs)
- Granular Non-Chlorine Shock (2 lbs)
- Granular Chlor-Aid (2 lbs)
- Liquid Prevent II (16 oz)
- AquaChek Test Strips (50 Strips)









