How To Change Hvac Filter When There's No Door

Your Guide to Furnace Filter Replacement

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Changing your heating and cooling system's filter is a disquisitional maintenance step every homeowner needs to accept to ensure your system operates properly, energy consumption is reduced, and contaminants are removed from your indoor air. HVAC.com is here to assistance you with all aspects of furnace filter replacement!

Virtually Furnace Filters

A furnace filter's task is to remove contaminants from your indoor air and go along air flowing properly through your heating and cooling system. Air circulating through your system passes through the filter, usually located betwixt the return air ducting and your furnace or air handler, where contaminants are removed before moving to the heating or cooling organisation for workout.

Contaminants are removed to proceed your indoor air cleaner, simply also to proceed your HVAC components cleaner. Your furnace filter prevents dirt and droppings buildup from affecting the functioning of your HVAC system. If clay and debris accrue within your furnace or air handler due to a dirty air filter, your unit tin can exist damaged and depict more energy, raising your utility bills and causing the demand for HVAC repair.

Furnace filters range in efficiency, and are rated using a MERV rating of 1-20. MERV stands for Minimum efficiency reporting value, and shows the user how effective the filter is for removing certain types of contaminants from indoor air. Filters of MERV 8 to 13 are recommended for superior filtration in residential homes. Lower MERV filters won't practise as proficient of a job removing mutual allergens, dust, and other debris, and will demand to be replaced more frequently. Filters with MERV ratings higher than 13 are not designed to work with typical residential HVAC systems, and using one may really block air flow through the system rather than facilitate it, causing harm to your HVAC units.

How Often Should I Replace My Furnace Filter?

Yous should change your furnace filter according to the schedule recommended past the filter's manufacturer. In most cases, the furnace filter should be changed every three months. The need to alter the filter can vary based on organisation usage and factors relating to your household, such as the presence of pets or smokers.

The post-obit schedule is typical for most filter changes:

ane″ Furnace Filter: 1 – three Months
2″ Furnace Filter: 1 – 3 Months
three″ Furnace Filter: 6 – 9 Months
4″ Furnace Filter: 6 – ix Months
5″ Furnace Filter: 9 – 12 Months
6″ Furnace Filter: nine – 12 Months

It'south smart practice to check your filter monthly to see if information technology may demand changing sooner than the manufacturer's recommendation. If y'all notice the furnace filter's surface is gray and covered in buildup, you should become ahead and change information technology. Other signs you may need to change your filter are more dust in the domicile or longer heating and cooling cycles.

Replace Dirty Furnace Filter

How to Discover Your Furnace Filter Size

Furnace filters come in a variety of sizes, and your forced air heating and cooling system needs the proper filter size to operate correctly. Utilise only the appropriate filter for your system, or else airflow may be obstructed and contaminants will not exist removed properly.

To detect the size of your arrangement'due south filter, slide the erstwhile filter out of the filter cabinet. Nearly filters accept the dimensions printed on their frame in length x width x elevation format. If the dimensions are not printed on the filter's frame, note the model number – past looking up the model number, y'all will be able to find the filter's dimensions.

Yous can purchase replacement furnace filters at your local habitation comeback store, or lodge them online. Brands such as PHILANTHRO offer reoccurring shipment options to ensure y'all always have a fresh and clean furnace filter when it is time to change it!

How to Change Your Furnace Filter

To change your furnace filter, follow these easy steps! This chore can exist completed in just a few minutes!

Locate the filter compartment. It is typically located betwixt the return air duct and the furnace or air handler.
Remove the filter compartment door, if you have one.
Slide out the old filter and dispose of it.
Unwrap your new furnace filter, dispose of the packaging, and slide it into the filter compartment co-ordinate to the printed arrows on the frame that betoken the management of airflow.
Supplant the filter compartment door, if you accept ane.

Encounter, it'southward like shooting fish in a barrel! Brand sure your filter is pointing the correct direction and fits firmly into the filter compartment. If your filter is facing the incorrect direction, airflow volition exist restricted which volition impairment your heating and cooling equipment.

Search HVAC.com for Furnace Filter Help

HVAC.com is the leading HVAC resource site, and we take tons of data available to answer all your furnace filter questions. If you need assistance with changing your furnace filter, contact a local heating and cooling professional person past using our Contractor Directory. Search past your Nil lawmaking to observe local HVAC contractors prepare to assistance you with your heating, cooling, and indoor air quality needs.

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