HotSpring ACE and FW Cartridge
HotSpring ACE and FW Cartridge
The OEM cell is gone. The Scepter is your heavy duty, factory-built replacement salt cell.
New Filter Production Model
August 27, 2026
We have been working hard to make everything better. Mass production is starting. The mold for the lids is finished!
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ChlorMaker · SmarterSpa · MegaChlor
ControlOMatic Owners
ControlOMatic closed. We still offer parts, heavy duty salt cells, and repair help.
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Saltwater Systems
Convert to Saltwater
Tired of itchy skin? Convert to saltwater. We'll help you choose the right system for your tub.
Need a Hand With Your Tub?
Get support from the people who make the parts.
Mon-Fri, about 8 AM-6 PM Mountain Time