NIB Furnace Air Filter Filters 12x20x1 12 Pack

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This is a BRAND NEW Box of furnace Air Filters. 12 Filters come in the box and the filter size is 12x20x1. These are high flow filters that won't cut down the air flow through your furnace potentially causing overheating problems in the winter and/or icing problems in the summer.
The primary purpose of a filter is to protect HVAC equipment in your home. In doing so it also improves the air quality in the home.
Replaces Old Part #s:
12x20x1 12
Repair Difficulty Level:
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