Archive for December, 2016

Why Is My Furnace Filter Black?

December 15, 2016

What causes black on a furnace filter? Why is my furnace filter so dirty? Why does my furnace filter get dirty so fast? We commonly answer these questions during our furnace maintenance visits in customers’ homes…and we’re glad they ask! The air filter is an important component of your home’s heating system. The initial reason […]

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