Quality 1st's Service Technician Willie provided this Fair Lawn, NJ homeowner with continued peace of mind by performing annual maintenance on their SaniDry XP Dehumidifier. Willie removed the ductwork for cleaning, cleaned the heat exchange core, replaced the air filter, and reset the system to ensure it continues it's capability of removing up to 109 liters of water per day and filtering particles as small as 2 microns!