Amazon.com : Dgqtrx 4kw 240v Hot Tub Heater Element Replacement for Balboa Spa Heater Element,Suitable for Hot Tub Heater(10 in) : Patio, Lawn & Garden
Balboa 3.0kW M7 Heater Assembly - GENUINE - 3kW M7 – Heater and Spa Parts
Balboa Water Group - Plug n' click spa heater
Balboa electrical heater with thermostat Power : 1.5W