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Backflow Protection – The air gap built into the fill cap prevents excessive pressure buildup
The reflective cup design makes the lighting more concentrated
making them suitable for individuals with allergies or sensitivities to natural rubber
Highly recommended
BREAK YOUR OPERATION'S BOTTLENECKS
18x27x1 MERV 7 AC Furnace Filters 6 Pack hand-tools Backflow Protection – The airNordic Pure MERV 7 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores and other contaminants are removed. MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters
