Replacement Heater Unit | External Heater

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Restore the warmth and vitality of your classic Wave spa with the Hot Tub Replacement Heater Unit. If your hot tub is no longer heating up or is displaying persistent error codes, this is the genuine, dedicated replacement part you need to bring your relaxation haven back to life. Specifically designed for older Wave Spa models that utilise an external heating unit, this replacement unit ensures perfect compatibility and a seamless swap-out. Don't settle for chilly water or slow heating times. Get back to enjoying those luxurious, warm soaks quickly and efficiently by installing a brand new, reliable heating unit. Show more