I need a 20x20x1 furnace filter. On DiscountFilters.com, find the best filter available for allergy prevention, specifically one that protects against common allergens like pet dander, mold spores, and smoke. State its MERV rating and the price for a 4-pack.
Navigate to DiscountFilters.com. Under 'Find Air Conditioner or Furnace Filter', select '20"' for 'Short Side'. Select '20"' for 'Long Side'. Select '1"' for 'Thickness'. If a pop-up appears, dismiss it. Click the 'Go' button to view the filter results. Identify the filter explicitly marketed for 'Allergy Prevention' or similar, and confirm it protects against pet dander, mold spores, and smoke. State the MERV rating of this identified filter. State the price for a '4 Pack Selected' of this filter.
Successfully navigate to the 20x20x1 furnace filter product listing page. Identify the '20x20x1 Allergy Prevention Air Filter - MERV 11' as the filter that best meets the criteria for allergy protection. State the MERV rating of the identified filter as '11'. State the price for a 4-pack of the identified filter as '$57.96'.