Whether it's for the extra warmth or the elegance of glowing embers, there's nothing like a hearth in your home. Cambridge Heating & Cooling offers a selection of fireplace inserts from Kingsman, available in a wide range of finishes and sizes. In addition to beauty, these inserts have brains. They can be thermostat controlled, remote-controlled and will operate during power failures. They can be direct vented, 75% efficient and generate considerable auxiliary output.