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Air filters

What Are MERV Filters?

It sounds like the name of a person rather than a filter: MERV filters. MERV stands for Minimum Efficiency Reporting Value. It is a standard method of measuring a filter’s efficiency. MERV values help consumers differentiate among the many different types, brands, and...

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The Importance of Air Filters

Air filters help us keep our houses warm in the winter and cool in the summer. Air filters can remove dust, lint, pet hair and dander, and other particles down to the smallest microparticle that can harm circuitry and microchips in sensitive equipment. The right air...

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Considerations for Replacement Filters

A filter upgrade and the associated replacement filters may be part of your annual plans to upgrade your HVAC system. Whether for an industrial, commercial, or other large building, upgrading filters and getting new replacement filters can go a long way towards...

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What Difference Does a MERV Rating Make?

The MERV rating on your system’s air filters plays an important role in both improving indoor air quality and controlling heating and cooling costs. Here’s the impact that the MERV rating makes – and the difference it can make in your energy bills! What Is a MERV...

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Professional Air Filter Service

Our new professional air filter service complements your existing maintenance program by ensuring that all filters are changed promptly. Clean filters lower energy use, as well as improve circulation during heating and cooling periods. With cleaner filters, your...

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Custom Air Filters for Unique Needs

There are times when you may need custom air filters. Although we carry hundreds of items in stock and can order many more from our wide network of distributors, there are times when an off-the-shelf air filter won’t do. When that happens, custom air filters can be...

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About Us

For over 70 years Twin City Filter has been a family business providing both filter service and filter sales. We began serving the Greater Twin Cities Metro Area and grew into a coast to coast, border to border business.

Speed, Accuracy, Quality and Value

We provide filters, custom filters and service to contractors, office complexes, condos, business parks, colleges, and other industrial, commercial and residential developments.