Most Popular Filter Sizes
16x20x4 Furnace Filter
Buy in bulk and save when you purchase a 6-pack!
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This 16x20x4 filter measures: 15 3/8 x 19 3/8 x 3 3/4 inches. You can replace this with any brand of filter. FREE SHIPPING is our specialty. Choose quality, affordable US made filters from Camfil. We use Canada Post to deliver high-quality air filters. Your number one choice, order today by 9 a.m. and get your filters the next business day!
Side-by-Side comparison. Helping you select the best option:
"Mechanical filters are your premium choice to effectively capture dirt and maintain their efficiency over the life of the product, while electrostatic filters discharge quickly and allow dust to penetrate, leading to a loss of efficiency over time.”
MERV 8 - High Capacity 5-star Energy Cost Index. Top quality value – our best filter. The best option for you and your family. Get the cleanest air with this proven 5-star Energy Cost Index air filter. Long-lasting life of 6 months, meaning you don’t have to change it as often! Higher dust holding capacity, thanks to the Camfil Performance Guarantee, featuring the best value in MERV 8 medium efficiency filtration. This MERV 8 is mechanical not electrostatic like other Camfil filters. In Stock— Ships the same day for your convenience via Canada Post. 100% free and fast! Your order will yield you 6 filters in each box. Choose our easy, secure check-out process to ensure you get the fastest shipment times available.
MERV 13 - High Efficiency, High-Capacity. We recommend replacing this filter after 3-4 months.
MERV 11 – High Efficiency 16x20x4 Air Filter MERV 11 electrostatic filter offers 3-4 months of life. Purchase this pleated air filter from trusted manufacturers Camfil and rest easy knowing you have the best medium range efficiency filter available. Pure air equals healthy family! Energy Cost Index rating of 5 stars.
Enjoy your box of 6 filters now and order through our quick and secure website. Always fast and always FREE shipping to Canada. Buy in bulk and share with a friend for the most in cost savings. IN-STOCK. Quality US made filters are easy to order now, by Master Card, Visa or Paypal!
MERV 8 – Standard Capacity 16x20x4 Air Filter to the rescue with the best value in economical filtration. This is the affordable choice for your family, with a filter life expectancy of approximately 3 months. Pleated MERV 8 mechanical air filter has two-star Energy Cost Index rating.
We have this item IN STOCK, happy to ship it to you anywhere in Canada via Canada Post. Best of all, we offer FREE shipping! All you have to do is choose your filter option and size, then pay through Master Card, Visa or Paypal. You will get a box of 6 filters when you buy Camfil products proudly made in North America.
IMPORTANT: If you order the wrong size or type, you must cover the cost of shipping and handling fees.
NOTE: If you find that we don’t have your desired item in stock, we can still ensure you get what you need. We’ll email you with the expected ship date—special orders ship within 10 business days. Product photos don’t necessarily show the exact product you will receive in the mail.