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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
We recommend using qualified electrical personnel for installation
Actual Size 15 3/8" x 25 1/2" x 5 1/4"
For Aprilaire Models 700
Ca Part # 508-501-111-M10
Healthy Climate Part No. X4137 16" x 13" We recommend using qualified electricalLennox Healthy Climate Part No. X4137 Carbon PreFilter Replacement for Lennox Healthy Climate HEPA 20 Filtration System Removes large particles from the air and extends the life of the HEPA Filter Recommended to change every 6 to 12 months MERV 6 Rated
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