• $ 0.00
    Successfully Added to Cart
Logo
    • Filters By Size
    • Custom Filters
    • Filters By MERV
    • Filters By Brand
    • Air Scrubber
      • Purashield 500
      • Purashield Mini with UV
    • Air Scrubber
    • $ 0.00
      Successfully Added to Cart

    Helpful Tips

    Learn the essentials about air filters, clean air, and proper unit maintenance

    How To’s

    How Do I Change My Air Filter?

    How Often Should I Change My Air Filter?

    5 Ways To Improve Indoor Air Quality

    How Do I Measure My Air Filter? (Info-graphic)

    DIY Face Mask

    Where is my Air Filter located?

    Energy Saving

    Choosing the Right Furnace Filter for Your Family

    Homeowners Winter Checklist

    Best Temperature for Furnace during Winter

    Health

    Pollen is In the Air

    Fight Allergies at Home with these 5 Tips

    Cold and Flu Season: Your Indoor Air

    Coronavirus Preventions and Facts

    Improving Air Quality in Schools

    FYI

    What Does MERV Rating Mean

    MERV vs MPR vs FPR Rating Systems (Infographic)

    Actual vs Nominal Size

    Detecting and Preventing Dirty Furnace Filters

    Why is my Furnace Filter Dirty?

    What Happens When You Forget to Change Your Air Filter?

    Washable vs. Disposable Air Filters

    Troubleshooting

    Common AC Problems

    It's Hot and My AC is Not Working

    Environment

    How To Dispose of a Dirty Air Filter

    Can I Recycle a Dirty Air Filter

    Pets

    Cut Down on Pet Shedding

    Why Do Pets Trigger Allergies?

    Seasonal

    Parents Home Safety Guide for Summer

    Going on Summer Vacation: AC ON or OFF?

    A Furnace Filter Can Fight Fall Allergies

    Prevent Fall Allergies

    Summer Savings For Your Home

    Summer Tips For Your Home

    Going on Vacation: Set The Thermostat Right

    SHOP
    • One Inch Filter
    • Two Inch Filter
    • Four Inch Filter
    • Deep Pleat Filters
    • All Air Filters
    HELPFUL TIPS
    • What is a MERV Rating?
    • MERV vs. MPR. vs. FPR Ratings
    • How Do I Measure my Air Filter?
    • Actual vs. Nominal Size
    • More Helpful Tips
    CUSTOMER SUPPORT
    • My Account
    • Contact Us
    • FAQs
    • Returns Policy
    • Privacy Policy
    CONNECT WITH US
    Sign up for exclusive offers!
    © Factory Direct Filters, Inc. All Rights Reserved