Description
Complete replacement heater assembly designed as a retrofit solution for original Cal Spa, Emerald, and Polynesian heating systems measuring 15 3/4″ x 1 1/2″. This comprehensive kit includes the heater tube, heating element, split nuts, gaskets, and 1 1/2″ to 2″ conversion fittings for seamless installation.
Universal flow-thru heater compatible with Cal Spas, United Spas, and various hot tub brands. Features durable stainless steel tube construction with integrated heating element. Designed for models manufactured from 1990 to 1993 without pressure tap configuration.
Heater Type – Flow-Thru
