Is a direct-vent design my best option? A. New gas fireplaces are very efficient, probably more so than your existing furnace, and they produce substantial heat output.

The High-Efficiency Direct-Vent Furnaces are available in three models: 7,400-29,400 Btuh. The furnaces, model series 07735, 17735, and 29035, are designed as high-efficiency, low-profile furnaces ...

The seller, however, insisted that a little exhaust in the building might not be a serious problem. He challenged the inspector by asking why it is all right for the kitchen range to vent exhaust ...

High efficiency furnaces have exhaust PVC piping which vent out the side of your home. Making sure these pipes remain clear keeps your furnace running. (Ray Hole/WWMT) ...

The five EnergySaver ® direct-vent wall furnaces do not rely on ductwork to distribute heat. Instead, the furnaces operate by dispersing warm air directly from the base of the unit, creating a ...

Blockage can cause furnaces to shut off. Blockages could also cause the exhaust gases to back up or vent back into the house, causing carbon monoxide poisoning.

Fire officials are again reminding residents to clear snow away from outside exhaust vents after deadly carbon monoxide filled a Rehoboth home Saturday night.