TrueCLEAN 20 X 25-inch enhanced air cleaner combines simple installation and recurring revenue of media air cleaners with higher efficiency and better airflow of electronic air cleaners. The results are an advanced whole-house air cleaning system. Minimum Efficiency Reporting Value (MERV)-15 efficiency actually improves over time. Profit-building replacement filter sales. Best of media and electronic. Advanced, 3-step filtration technology. Easy maintenance and quiet operation for reduced callbacks. Trade-only replacement filters for recurring revenues. Runs on same voltage and can be powered right from equipment. Works with all gas, oil and electric forced air furnaces and air conditioning systems. Customized product labels. Five-year warranty.