Hot Spring / Caldera Cold Plunge Filter 25 Sq Ft. - Fits Hot Spring® Vigor and Caldera Spas® Emerge Cold Plunge
Watkins Manufacturing


The Hot Spring / Caldera 25 Sq Ft. Cold Plunge Filter fits the Hot Spring® Vigor Cold Plunge 2025+ and the Caldera Spas® Emerge Cold Plunge 2025+.
Filter Specs:
25 Sq Ft. filtration
Height: 6 5/8" (not including bottom threaded portion)
Filter Diameter: almost 5"
The Hot Spring / Caldera 25 Sq Ft. Cold Plunge Filter has a life expectancy of approximately 1 year if maintained properly.
All of our Hot Spring® Vigor Cold Plunge and Caldera Spas® Emerge Cold Plunge filters and parts are OEM and come directly from Watkins, who is the manufacturer of Hot Spring® and Caldera Spas®.