I bought 14x17.5x2M11A for my daughters furnace. Because they are so hard to find. I havent given them to her yet, but I am sure they will be fine. This is my second time buying them from you.
Trying these filters for first time. Household air seems very fresh. AmNoticing a bit less nose-blowing. Every allergy prone person shouldTry these filters.
Florida is 24/7 @365 days alergy dust etc etc. Having various air quality weapons is really helpful. Filter buy Merv11 is such a wonderful addition! I love the website,direct buying, and etcs. They arevery impressive as acompany too!