Mini-split units include hydronic, radiant panels and space heaters, and make a good choice for room additions and small apartments, where central air conditioning is not possible.

Mini split: A “mini split” is a ductless system that can serve one or multiple rooms. The refrigerant is piped to condenser/evaporators in each room, allowing greater control over temperature ...

These small, electric systems are replacing traditional fossil fuel-burning boilers and furnaces in new buildings and as part of renovations, especially in the Northeast.

Johnson Controls-Hitachi has introduced a new wall-mount indoor mini-split unit as the newest addition to its Primairy P300 line of high-efficiency, single-zone commercial mini-split systems.