The MERV rating chart is a numerical chart with values from one through 20. The highest MERV ranking means that an air filter will capture the most amount of dust, while the lowest rating means a filter will catch the least amount of dust. The chart also uses percentages based on the cha...
Filter King vs. Home Depot, Walmart, or Lowes Home Depot,Walmart, andLowesall offer their own furnace filter subscription services similar to Filter King, with one key difference. Filter King is the only company out of these four that offers comprehensive customer service and expert help. Whil...