Let a pro take a look at your AC Find top-rated local experts ready to help. Natural gas has no odor or color, so gas companies add mercaptan, a harmless but stinky chemical, to the natural gas supply ...
Better Homes and Gardens on MSN
What Is That Burning Smell from the Furnace? How to Prevent Unpleasant Odors
If your furnace smells like it's burning, how worried should you be? Learn about all the furnace smells—dust, must, rotten ...
A draft hood used to effectively ventilate the area around older “gravity vent” furnaces. Because current furnaces lack this feature, the condition described below results in some unburned gas ...
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