Totaline Replacement Filters by Factor Filter

Looking for a high-quality replacement for your Totaline HVAC filter? Factor Filter manufactures premium pleated air filters right here in the USA that are direct, compatible replacements for Totaline systems.

Why Choose Factor Filter Over Totaline OEM Filters?

• Built in the USA — quality-controlled every step of the way
• Same fit, better value — engineered to meet exact nominal size standards
• MERV 8, 11, and 13 options — choose the filtration level right for your home
• Electrostatically charged media — enhanced particle capture
• Free shipping on every order
• Subscribe & Save 10% — never forget to change your filter again

Available Sizes

We carry a full range of standard and high-capacity sizes compatible with Totaline systems. Use our Size Finder above to find your exact filter, or browse our collections by thickness:

• 1" Filters
• 2" Filters
• 4" Filters
• 5" Filters

How to Find Your Totaline Filter Size

Check the side of your current filter for the nominal size (e.g., 20x25x1). If you can't find it, measure the length, width, and thickness of your filter slot. Our filters are engineered to exact nominal size standards with a standard ½" undercut for a perfect fit.

Fast Free Shipping

Every Factor Filter order ships free within 24 hours. Built in the USA, shipped direct to your door.