DEGA GAS SPA HEATERS - no parts available. contact us for r

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Dega / Onga / De-gas gas spa heaters were one of the best, long-running gas heaters around. These were a fairly efficient bypass style heater, with built-in timer that controlled the pump, and also an air switch. They were well ahead of their time. 

For more information about replacing a Dega Degas 100mj or 200mj heater, go here.  These heaters are no longer made.

Combustion Type:

Atmospheric BBQ-style burners. Spark Ignition

Water Manifolds:

Copper

Heat Exchanger:

Copper, with wrapping for dual heat-pickup.

Very common Dega Skid-pack included gas heater, pump, cartridge filter, and blower. 

It might be best to consider a replacement heater, given the Dega heaters are now all 20-plus years old.

 Dega heaters were Typically Gray, Green, White, or Light Gray.   Common faults are corroded flow switch,  bad ignition, aged PCBs, heat-exchanger leaks, timers, air control, etc.