18x20x1 Air Filter
Buy in bulk and save when you choose from 12- or 24-pack. This 18x20x1 filter measures :
17 1/2 x 19 1/2 x 7/8 inches. Replaces any brand of filter. FREE Shipping! Once your order is confirmed, we ship out your box of filters within one business day via Canada Post. Get unbeatable deals with us. You won’t regret it! We are the place to go for common and uncommon filter sizes.
Side-by-Side comparison.Helping you select the best option:
MERV 8 - High Capacity 18x20x1 Air Filter is your best bet for long-lasting, efficient filters by Camfil. Our BEST filter! Double the life spend of other filters—change every two months rather than one. Trust our MERV 8 mechanical filter, which is even better than electrostatic because the filter media is a patented blend of natural and synthetic fibers that works to maintain high removal efficiency. 5-Star Energy Cost Index rating -- the highest rating granted!
You get a box of 12 or 24 filters, which means you can buy them now and forget about them until it’s time to change your filter. We are happy to offer a variety of payment options, such as Mastercard, Visa and Paypal.
IN STOCK – Get FREE shipping with your order anywhere in Canada. Ships from the factory within one business day! Quick and efficient, we use Canada Post for all orders. We sell long-lasting Canadian-made air filters by Camfil, trusted names in air filtration.
Always FREE SHIPPING via Canada Post to all of Canada. When we have the item in-house, we ship within one business day. Amazing deal!
IMPORTANT: In the event buyers must make a return for wrong size or type, buyers are responsible for all related return costs. This is why it’s important to measure your filter first to ensure you don’t make an incorrect purchase.
NOTE: All out-of-stock items are shipped via special order within 10 business days, with FREE shipping to anywhere in Canada via Canada Post. You’ll get an email from us regarding the expected ship date. Any filters you receive may vary slightly from the product photos shown here.