- MERV EFFICIENCY
The Air Filters, Inc.™ SureSeal™ Linked 4 Ply poly ring air filters are our top of the line poly ring air filter, has four distinct layers for true depth loading, maximum dust holding, and long life.
Poly Ring filters are made with the highest quality, 100% virgin polyester media.
Links - Standard, special or a combination of sizes can be linked to facilitate filter changing.
Links are Continuous - Panels are not spliced together with a hog ring which can puncture holes in the media or rip during installation.
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