Last month, we began discussing the HVAC system installed at my church’s newly-constructed parsonage. In this month’s column, we’ll complete the picture.

An installer is asked to provide a 4-ton-rated (48,000 Btu/h) geothermal heat pump system that can provide space heating and domestic hot water.

Weil-McLain’s 95% AFUE high-efficiency ECO Tec boiler features heat only and combi versions for all residential space and domestic hot water heating, the company explains.