HAYWARD Universal H-Series Above-Ground Natural Gas Heater Low NOx fitness low frequencies—even at high volumes

low frequencies—even at high volumes

high-quality DC power

2 Disposable Paper Bags

even when you're miles away

With the RecoveryTherm Knee

HAYWARD Universal H-Series Above-Ground Natural Gas Heater Low NOx fitness low frequencies—even at high volumesHAYWARD Universal H Series Above Ground Natural Gas Heater Low NOx The Universal H Series is an energy efficient, high performance, installation adaptable commitment to the pool service professional. Hayward Universal H Series gas heaters are the universal energy efficient remedy for any new or existing pool or spa. An industry leading hydraulic design reduces circulation pump run time to provide energy savings of up to 18% when compared to less