When you want quality, strength and durability, you want the corrosion resistance of titanium. The ETi 400 is the world’s first heater with the TitanTough™ direct-fire titanium heat exchanger for long-lasting, thermal and energy-efficient heat.
 
	
Longest-lasting heat exchanger ever built
	
Incredible 96% thermal efficiency—more heat gets into pool water faster
	Best-in-class energy savings
	
Can now be converted from Natural to Propane Gas by purchasing a Propane Gas Conversion Kit.