Universal Vertical Heater Kit 4.0KW C2500-3600ET-G 27-V310-5T-K works for spas that use a vertical heater. Titanium ElementBuilt-In Manual Reset Hi-Limit3 Pressure Switch Taps1” x 12”...
Universal 5.5kw Heater Housing 48-1555-RP 27-J0413-7S-K. Universal spa heater for hot tubs in Canada. 27-J0413-7S-K is a 230V, 2" x 15"Long hot tub heater with Adjustable Thermowells.