They gathered together on a sunny July evening, between the churchyard’s trees and leaning tombstones, to give thanks for the heat pump. Facing the newly installed system, in its large green metal box, they sang hymns and said prayers. “To thank God, really, for being able to work His wonders in mysterious ways,” says Karen Crowhurst, who is part of a committee that helps to run St. Mary’s Church in Lawford, Essex, in the United Kingdom.
The previous month, a flatbed truck carrying a hefty new heat pump system had eased itself onto the church grounds. By late July, the device was fully installed, and soon followed