The Phantom II series of gas-fired, high-efficiency boilers are available in three heat-only models (120-180 MBH Input) and two combi models (136-200 MBH input). All Phantom II boilers feature Phantom Adaptive Technology (P.A.T.). P.A.T. is an Adaptive Combustion Technology that allows for field conversion to LP with no kit required and utilizes rate-based temperature reset, eliminating the need to install an outdoor temperature sensor.
Velocity Boiler Works
