Q:What would the maximum air flow rate (fpm) be for the different pleated furnace air filters, taking into consideration, filter size, filter thickness, and merv rating?
by|Sep 6, 2022
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Q:How many 10x10 filters are in a box?
by|Aug 24, 2022
1 Answer
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A: Typically, there are 12 filters per carton. But you can order as many as you need on-line.
by|May 4, 2023
3 found this answer helpful
Q:We put a filter in and within a week the furnace makes a booming sound when the fan stops running. We have to change the filter once a week so it doesn?t make that sound. When we take the filter out it is bowed and kind of dirty. Do we need a better made
by|Jul 28, 2022
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A: Its the sound of the ductwork expending or contracting due to air pressure or suction
by|May 4, 2023
1 found this answer helpful
A: I live in a condo apt, so have no idea about what you are talking about. I find this filter to be good for my needs and have had no issues.
by|May 4, 2023
1 found this answer helpful
A: You have the wrong size filter, the noise is the filter dropping back down after being lifted up by the airflow. Have an HVAC contractor inspect your furnace and install the correct size air filter.
Mike
by|May 4, 2023
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Q:What does PFR # mean?
by|Jul 28, 2022
1 Answer
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A: No one knows. It's fancy manufacturing lingo to confuse the consumer. There are 3 ratings: merv, PFR, and MPR. Depending on who makes the filter, they decide which rating they like to list on the packaging. It becomes difficult to compare. Good luck
by|May 4, 2023
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Q:I have Rheem ac. My current filter is 19-1/2 � 21. Will this 20 x 20 fit?
by|Jul 23, 2022
2 Answers
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A: It could fit but air bypass is likely.
by|May 4, 2023
1 found this answer helpful
A: I measured my 30x20x1 filter and found that the 20" dimension measured about 19 3/4" . If the 20x20 were square then I have doubts that it would work in a 21" space.
by|May 4, 2023
1 found this answer helpful
Q:Is FPR same MERV rating
by|Jul 23, 2022
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A: FPR is only used by home depot the 3 M company. It is very similar to MERV
by|Jul 26, 2022
A: FPR is Home Depot’s rating. I found this online
MERV 11 is FPR 7 on these filters
by|May 4, 2023
1 found this answer helpful
A: No, they are not the same. FPR takes into account MERV and two other performance factors.
by|May 4, 2023
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Q:Can I use this to cut up pieces to make a vent filter
by|Jul 20, 2022
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A: You could but we don't recommend it.
by|May 4, 2023
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Q:Hi
Where are Honeywell HVAC filters manufactured? Is this a USA brand?
by|Jul 19, 2022
1 Answer
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A: Honeywell filters are made in the US and Mexico.
by|Jan 2, 2023
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Q:I'm looking for a 28x20x2 filter. Do you have one?
by|Jul 17, 2022
1 Answer
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A: This is a very low volume size filter and will only be available on a dot com site ... homedepot.com