Lochinvar 100138407 Copper-Fin 2 Natural Gas Commercial Pool Heater 1800K BTU 27' x 52" The generous 4 ft overlap

The generous 4 ft overlap ensures a secure fit

and other pool and spa hoses

The 4-foot overlap ensures a secure fit

leak-proof seal for pumps

multi-jetted tubs

Lochinvar 100138407 Copper-Fin 2 Natural Gas Commercial Pool Heater 1800K BTU 27' x 52" The generous 4 ft overlapThe Lochinvar Copper Fin 2 Pool Heater delivers outstanding 1,800,000 BTU performance with premium thermal efficiency to cut energy costs in high demand commercial settings. It features a copper finned, gasketless heat exchanger and advanced fan assisted combustion system to ensure consistent and efficient heat transfer. Sealed combustion design eliminates external heat loss, directing energy straight to the water and improving overall system