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The RectorSeal DF-12581, known as the Dust Free MAC-2020 Filter Cabinet, is suitable for forced warm air furnaces and cooling systems up to five tons, or two thousand CFM. This filter cabinet is made from galvanized steel, ensuring a strong and reliable structure. It is designed for easy replacement of filter media and incorporates a MERV 11 filter to effectively capture airborne particles.
This filter cabinet features a positive seal gasket and a two-stage filter seal, minimizing air leakage for optimal performance. It also has clear markings for filter size, which simplifies maintenance routines.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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