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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
By using OEM components
Durable Construction: Built to withstand the harsh thermal environment of the burner assembly for long-term reliability
the CNT3781 is frequently specified for downflow vertical positions where the heat exchanger is in close proximity to the indoor coil
Its high close-off capability allows it to maintain a tight seal under higher differential pressures
three-way modulating valve engineered for precision in high-demand hydronic applications
Lochinvar & A.O. Smith 100109151 Switch 320788-704 By using OEM componentsThe Lochinvar & A. O. Smith 100109151 is a critical safety component designed for high efficiency BTH (Best Tankless Hybrid) water heaters and commercial boilers. This Low Gas Pressure Switch is factory calibrated to a 5" WC (Water Column) set point, serving as a primary sentry to ensure safe combustion cycles. In the field, this switch monitors the incoming gas supply pressure to prevent the burner from firing under insufficient pressure conditions,
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