Weil-McLain’s SlimFit high-efficiency condensing gas boilers feature improved boiler-to-boiler communication, Modbus and BACnet for linking with building-automation systems, express setup wizard, 10 preset typical heating systems, updated controls interface for simpler navigation, at-a-glance boiler status, diagnostics and troubleshooting. The boilers are manufactured for easy integration into existing systems. The updates to the boilers increase usability and access. In addition, the boilers’ narrow housing offers improved maneuverability for confined spaces and weight-restricted areas. The units come completely factory assembled allowing for onsite plug-and-play installation.