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  Ask Phil: Why is my HVAC fan so loud?

  Tags: fan, filter, hvac, noise
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  Ask Phil: Do pets contribute to poor indoor air quality?

  Tags: Air Purifier, filter, homeowners, indoor air quality, pet owners, pets
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  Ask Phil: How can I keep my air conditioner from breaking down this summer?

  Tags: air conditioner maintenance, diagnostic hvac testing, filter, hvac inspection, hvac maintenance, summer hvac, thermostat
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  Spring checklist for your home

  Tags: ac, air conditioning, filter, hvac, spring, spring cleaning, spring fever, thermostat, tune up