MERV 14 Furnace Filters

MERV 14 filtration is capable of capturing particles between 0.3 micros and 1.0 with 98% efficiency. A MERV 14 furnace filter is perfect for anyone suffering from allergies, asthmas or have elderly residents and anyone with compromised immune systems.

A MERV 14 furnace filter is able to trap: common dust, debris, pollen, mold spores, hair spray, fabric protector, cement dust, pet dander, car fumes, smoke, bacteria/virus carriers and microallergens.

We currently carry only Electro-Air MERV 14 furnace filters, which are sourced directly from Electro-Air. Below, you can see a list of all MERV 14 furnace filter models we carry:

Electro-Air MERV 14 Furnace Filter Models:

Electro Air G8-1056 - 20x25x6 MERV 14 Furnace Filter

Electro Air G1-1056 - 16x25x6 MERV 14 Furnace Filter


If you are unsure of which MERV rating is suitable for your home, be sure to check out our MERV Rating Guide. You can also see a quick comparison chart here:

merv rating comparison chart

How Often To Change MERV 14 Filters

The frequency of MERV 14 furnace filter changes will highly depend on what is inside your home, where you are located and various other factors. We wrote a Filter Change Frequency Guide which will help you decide when it is time to change your furnace filter.

MERV 14 Furnace Filter Sizes

It's important to know the difference between nominal size and actual or exact size. We wrote a Guide for Furnace Filter Sizes, if you are not sure what the size of your MERV 14 filter is, we recommend checking it out.

Please see the image below on how to measure your MERV 14 filter accurately:

measuring furnace filter



Request Custom Size MERV 14 Furnace Filter

If you still cannot find your furnace filter listed on our store, you can always request a custom size filter. Custom size filters can take up to 15 business days to deliver and all custom size filter sales are final (no refunds/exchanges). In order to request a custom size filter and receive a quote for your order, please click on the link below.

Request custom size filter

If you need help finding your exact filter on and prefer to speak to someone, please give us a call at 1-888-979-4284 or email us at We are available Monday to Friday from 9AM to 5PM Eastern Standard Time.