Why a New Furnace Filter Makes Noise: Sound-by-Sound Guide
Changed your furnace filter and now it whistles, hums or rattles? The cause is almost always a gap, a backward arrow, or media too dense for your blower. Match the...
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Why a New Furnace Filter Makes Noise: Sound-by-Sound Guide
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Use a Box Fan with an Air Filter to Reduce Wildfire Smoke Indoors
Learn how to build a simple DIY box fan air cleaner with a MERV 13 filter to reduce wildfire smoke indoors. Follow EPA-backed tips for safe setup, correct filter placement,...
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AC Filter Won’t Fit? What to Check Before You Buy Another One
Your AC filter will not fit for a reason. Learn how actual size, filter depth, the correct slot, and a snug fit affect performance before you order another standard or...
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Con-Air Launches New Line of Clorox MERV 8 Carbon Air Filters for Residential HVAC Systems
Con-Air Industries and The Clorox Company have announced a new line of MERV 8 carbon air filters for residential HVAC systems. The filters combine standard MERV 8 particulate capture with...
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How to Get Rid of Cat Dander
Cat dander is one of the most common household allergens - and one of the most persistent. This guide covers what it is, how it differs from dandruff, and the...
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Where Is My Furnace Air Filter Located?
Most furnace filters are in the blower compartment - but where that is depends entirely on your system type. This guide covers every common HVAC setup, including upflow, downflow, horizontal,...
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Are Tenants Responsible For Changing Air Filters?
In most rental properties, changing the air filter is the tenant's job - and ignoring it can cost you your security deposit. But the legal picture is more nuanced than...
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Air Filters for Pet Allergies: What Actually Works
This article covers pet allergies, pet dander, and how HVAC air filters - specifically MERV 11 and MERV 13 filters - can reduce airborne allergens in your home. It's written...
