The new modulating or stage-fire VERSA IC boiler control from Raypak fully integrates temperature control, ignition, safety and individual fault monitoring. Field upgradable, Raypak’s unique cold water protection control function is built-in; simply add the appropriate three-way valve or variable-speed pump. A modbus communications port is standard for continuous monitoring, trending and troubleshooting. The VERSA IC control platform is incorporated into Raypak’s XFyre, MVB and Xtherm modulating condensing hydronic and DHW boiler product lines.