System Filter Sizes and Maintenance for Your MRCOOL System – MRCOOL

Regular filter maintenance is essential for the optimal performance of your MRCOOL system. This article provides the filter sizes for different MRCOOL models and instructions on maintaining them for efficient operation. Keeping your filters clean and in good condition helps improve air quality and system efficiency.

MRCOOL Universal Series

Universal Central Heat Pump

MDUI18024E, MDUI18036E : Uses a 19 5/16" x 20 5/16" x 5/8" filter.
MDUI18048E, MDUI18060E: Uses a 20 11/16" x 20 5/16" x 5/8" filter.

MRCOOL Signature Series

Signature Series Air Handler

MAHM018CTA, MAHM024CTA, MAHM024ETA, MAHM030CTA, MAHM030ETA : Uses a 15" x 20" x 1" filter.
MAHM036CTA, MAHM036ETA, MAHM042CTA, MAHM042ETA, MAHM048CTA, MAHM048ETA, MAHM060CTA, MAHM060ETA: Uses a 18" x 20" x 1" filter.

Signature Package Units

MPH241M414A, MPC241M414A, MPG24S054M414A, MPH301M414A, MPC301M414A, MPG30S054M414A, MPH361M414A, MPC361M414A, MPG36S090M414A: Uses a 14" x 20" x 1" filter.
MPH421M414A, MPC421M414A, MPG42S090M414A, MPH481M414A, MPC481M414A, MPG48S108M414A, MPH601M414A, MPC601M414A, MPG60S108M414A: Uses a 20" x 20" x 1" filter.
Using the optional filter rack kit: Uses a 20" x 20" x 1" filter.

MRCOOL ProDirect Series

ProDirect 14 SEER Series Air Handler

HAH14018, HAH14024, HAH14030, HAH14036, HAH14042: Uses a 18" x 20" x 1" filter.
HAH14048, HAH14060: Uses a 20" x 22" x 1" filter.

ProDirect 15 SEER Series Air Handler

HAH15018, HAH15024, HAH15030, HAH15036, HAH15042: Uses a 18.1" x 21.4" x 1" filter.
HAH15048, HAH15060: Uses a 20.5" x 23.8" x 1" filter.

MRCOOL Central Ducted Hyper Heat Series

Central Ducted Hyper Heat Air Handler

CENTRAL-24-HP-MUAH230A00: Uses a 16" x 20" x 1" filter.
CENTRAL-36-HP-MUAH230A00, CENTRAL-48-HP-MUAH230A00: Uses a 20" x 20" x 1" filter.
CENTRAL-60-HP-MUAH230A00: Uses a 23" x 20" x 1" filter.

MRCOOL VersaPRO Series

VersaPRO Air Handler

MVP-18-HP-MUAH-230-25, MVP-24-HP-MUAH-230-25: Uses a 16" x 20" x 0.96" filter.
MVP-30-HP-MUAH-230-25, MVP-36-HP-MUAH-230-00, MVP-48-HP-MUAH-230-00: Uses a 19.5" x 20" x 0.96" filter.
MVP-60-HP-MUAH-230-00: Uses a 23" x 20" x 0.96" filter.

MRCOOL GeoCool Series

GeoCool Modular System Air Return

GCSAR*: Uses a 22 1/4" x 22 1/4" x 1 3/16" filter.

General Maintenance Tips

Regular Cleaning: Clean filters every 1-3 months based on use.
Replacement: Replace filters as needed or when they show signs of wear.
Airflow: Ensure proper airflow to avoid overworking your system.

Refer to your specific product’s manual for detailed maintenance schedules and filter specifications. Regular upkeep ensures your system works efficiently and prolongs its lifespan.

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