Weil-McLain has built a reputation of designing some of the most reliable boilers in the marketplace. Their dedication to producing lasting heating solutions is seen in every boiler they make. The CGi represents excellent durability and efficiency in a space conscious package. Supporting both natural and induced draft venting, this is the perfect boiler for any application regardless of chimney access. The CGi is designed in a way that does not require a vertical draft hood, keeping the low profile that makes this boiler so attractive. Whether you are replacing an older boiler or beginning new construction, the CGi is an efficient, compact heating solution.