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The PRO-SOURCE PRO18367 is a synthetic media bag air filter rated MERV 12, designed for commercial and industrial HVAC air handling units and fan coil applications. With a nominal size of 22 inches deep by 12 inches wide by 24 inches high and a 4-pocket bag configuration, this filter captures particles at 60 to 65 percent efficiency in the MERV 12 range. The galvanized steel integrated frame holds its shape under airflow and supports the synthetic media through the full service life. Rated for a maximum working temperature of 150 degrees F and a maximum airflow of 500 feet per minute, the PRO18367 suits demanding mechanical room environments where air quality and system protection are both priorities. Licensed HVAC technicians and building maintenance professionals are the primary installers.
This filter is a fit for commercial air handling units, makeup air units, and large rooftop systems that require extended service intervals and higher particulate capture than standard MERV 8 filters. The 4-pocket design increases media surface area, which reduces static pressure drop across the filter bank while maintaining the 1000 CFM rated airflow. Typical installations include office buildings, schools, healthcare facilities, and light industrial spaces where MERV 12 filtration is specified by design or code. The synthetic media resists moisture and supports consistent performance across the rated temperature range.
Designed as an OEM-style replacement bag filter for commercial HVAC air handling units and fan coil systems requiring a nominal 12 inches wide by 24 inches high by 22 inches deep, 4-pocket bag filter at MERV 12.
Installation should be performed by a licensed HVAC technician or qualified mechanical contractor. Power down the air handling unit and lock out the disconnect before removing the existing filter bank. Verify the housing track dimensions match the actual filter dimensions of 11.375 inches wide by 23.375 inches high by 22 inches deep before installing. Dispose of spent filters according to local regulations, as captured particulate may be a regulated waste in certain facility types.
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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