Pro Filter Cartridge | Combo plug How to install: drain below

How to install: drain below the heater

What enzymes change: instead of masking symptoms

or any time stiffness is the reason you headed for the hot tub in the first place

Compatibility: Fits select Arctic Spas models (contact us for model verification)

If your spa has the newer Rising Dragon-brand diverters

Pro Filter Cartridge | Combo plug How to install: drain belowThe combo pro filter cartridge is a versatile replacement option for 2020 and newer Arctic Spas Custom series hot tubs. Designed to work within the standard pro filter housing, the combo cartridge pairs multiple filtration media types to handle a broader range of contaminants in a single unit. Installs in seconds with no tools or modifications just remove the old cartridge and slide the new one in. Fits: All 2020+ Arctic Spas Custom series models with