what merv rating should i use reddit
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what merv rating should i use reddit

what merv rating should i use reddit

Probably going to save a bunch on more efficient units. Press question mark to learn the rest of the keyboard shortcuts. They remove large airborne particles that could otherwise damage your heater or air conditioner, but they do little in the way of improving your indoor air quality. For most homeowners, a MERV rating of 7 or 8 with a pleated filter provides a good balance between cost and efficiency. I'm wondering what air filter merv ratings other people use for their residential homes. It shows the percent of different size particles trapped by filters with different MERV ratings. We've been lucky that that decision hasn't been forced by failure on us yet. The York’s of that period had a lot of issues and are prone to cracking the heat exchanger (very unsafe condition). You should never buy a filter for your HVAC system that is for "air quality". Well, MERV ratings range from 1 to 20, with 1 being the lowest level of filtration, and 20 being the highest. What MERV rating you choose between 7 and 13 depends on what level of filtration you require. Reward minimal, risk maximum. If you put a low-flow "air cleaning" filter on your HVAC system, you will decrease the load on the blower motor (which is a bad thing, it can over-spin and burn out - it needs a load to operate properly), will reduce airflow and thus reduce efficiency, and will cause your HVAC system to run longer and perform poorly at the same time. Remember, you should make sure your filter and your system work in harmony. If you are concerned you can test the ESP. Changing out the entire 2 zone HVAC system, and the water heater are coming. House was built in 1998. MERV stands for Minimum Efficiency Reporting Value. The higher the MERV rating the better the filter is at trapping specific types of particles. Thank you. What Merv rating should I use? If it can wait until things are safer, we'll wait. Go lower (worse filtering efficiency, less drag on airflow)? • MERV 1 through 4 traps less than 20% at 3.0 to 10.0 microns. They do generally check/change the filter during their visit. If your family doesn’t suffer from any breathing difficulties, a lower filter like … The key point here is that the filters are not to purify or clean the air in your home. The rating system was created by the American Society of Heating Re The higher the MERV rating on a filter, the fewer dust particles and other contaminants that can pass through it. But then it's just a frequency of change thing. If it needed to be done tomorrow, we'd have it done. without sacrificing on air quality. It usually starts with "When is the last time you changed the filter" and is followed by either my shoulder shrug or other equally stupid response. The last house I bought was probably 75% blocked with dust and caused my unit to perform incredibly poorly. Take a moment to understand what MERV ratings are, and how they applied to your application. They have been fairly priced, honest, and straightforward in comparison to all the others that we called prior. For comparison a human red blood cell is about 5 microns across, your hair is about 75 microns in diameter. What is a Merv rating? Even at ridiculous odds, I'd rather not buy a ticket for that lottery. It includes time, money, convenience, and many other factors. I only have a furnace. It does a good enough job of protecting equipment. Thought about bumping up to a higher level, but there isn't really any good reason. Stick with MERV 8? At some point, I started to get filters with higher MERV ratings. A micron is a millionth of a meter. HVAC engineer here... Go with MERV 8. The American Society of Heating, Refrigerating and Air Conditioning Engineers, also known as ASHRAE, designed the MERV metric. OK, so I get the higher the MERV rating, the better filtration BUT isn't it also important to consider the equipment? What are MERV ratings? The range is from 1 (lowest efficiency) to 20 (highest efficiency). Pro tip: If you have not used an air comb to blow out your A-Coils (in the inside air handler) you should do that every year. Read some other threads, found the answers... MERV 8 should be fine. We've been using MERV 8 for at least a few years. What MERV Ratings Should I Look For? Thank you. The HVAC filter should only be used to protect the A-coils from clogging due to dust. The only caveat is if you live someplace super dusty. Minimum efficiency reporting value is supposed to define the worst possible performance you can see from your air filter when dealing with particles within the range of 0.3-10 micrometers. the higher the MERV does block more, but is also hard on your furnace motor as it tries to pull air through it. Does your pro tip only apply to air conditioners? MERV tests for both the filter’s ability to remove large particles, such as pollen, pet dander, and dust mites, and miniscule particles, such as bacteria and viruses. Filters with higher MERV ratings can trap smaller particles. The rating system is measured by a number between 1-16 with 16 being the best and 1 being the worst. 1-4 MERV – This is the lowest end of filters. MERV 2 to 3 – If you buy your furnace filters from big-box or discount stores, you are not saving a penny. Posted by 3 years ago. Do you have any special requirements for filtering? MERV ratings range from 1-16 with higher ratings corresponding to smaller filter pores and thus greater air filtration. Yes, we recognize how lucky we are with a lot of the house (knocking wood again). Why? Filters with a low MERV rating allow more particles to pass through, so they don’t become dirty as quickly as a filter with a higher MERV rating that traps more contaminants. Close. 1. Minimum Efficiency Reporting Value, commonly known as MERV, is a measurement scale designed in 1987 by the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) to report the effectiveness of air filters.. It is the standard rating system used by the HVAC industry. The standard agreement here is to avoid using high MERV rating filters as they cause your HVAC system to work harder, which you don't want. A few changed parts, but it doesn't owe us anything. MERV ratings are an abbreviation for Minimum Efficiency Reporting Value. The amount of carbon used on each filter is designed to meet the maximum level of dust capacity for air filters (2-3 months) and filters at a level equal to a MERV 8 rating furnace filter. In simpler terms, this means that any MERV 8 rated air filter will have the same level of filtration another filter with a MERV 8 rating, no matter the material, quality, or construction. MERV stands for Minimum Efficiency Reporting Value. Filters that are MERV 16 through 20 are usually only found in hospitals, cleanrooms, and nuclear power plants. Look for cleaners with MERV ratings of 10 or higher, as this indicates a more efficient filter. Or in English, “how effective is your air filter?” MERV ratings range from 1-16. Now that was some jibber jabber for sure. In this article, we’ll go into more detail about MERV filters and how to choose the right one for your New Jersey home. By using our Services or clicking I agree, you agree to our use of cookies. MERV ratings can impact how frequently the air filter must be changed, but other factors related to your household have a greater impact, such as HVAC system use and indoor environmental conditions. Those flat spun fiberglass filters have a MERV rating of 1-4, so they hardly block anything. This MERV is the rating scale for the quality of air filters, and believe it or not, there is a very wide range. It was installed in 1998, pre-MERV as I understand it. You should never buy a filter for your HVAC system that is for "air quality". Merv 8 is a good standard to start with. MERV 8 should be fine. Most residential air filters have a MERV rating from 7 to 12, while MERV ratings from 13 to 16 are usually found in hospitals and medical offices. Old York Diamond 80 home units. The answer to this question will vary based on your HVAC system, but generally aiming for a MERV rating between 8 and 13 is ideal for the typical home. It's to protect your system. We no longer have the manual, reading the online version shows no … I can't say if the heat exchanger has ever been replaced, but I do recall something being cracked and replaced in the past. Next time I'll check/confirm that the MERV rating is OK. ... /r/woodworking is your home on reddit for furniture, toys, tools, wood, glue, and anything else that has to do with woodworking as a hobby or profession. The acronym MERV stands for minimum efficiency reporting value. This would include pollen, dust mites, standing dust, spray paint dust and carpet fibers. I'm trying to decide what good/sufficient merv rating to buy to save a few bucks without sacrificing on air quality. Most recently we had a part replaced instead of a control board, on their advice. If you are susceptible to allergies, asthma, or other respiratory conditions, then you may want to use a filter with a MERV rating of about 10 to 12. Most recent orders have been MERV 8. It will work far better. They are quite cheap. The HVAC filter should only be used to protect the A-coils from clogging due to dust. Due to the dusty air in our area, Mesa homeowners with … I've read that too high a MERV will burden the furnace. What is wrong with a fibreglass filter? What is a MERV Rating?The term MERV is actually an acronym and stands for “Minimum Efficiency Reporting Value”. Most recent orders have been MERV 8. The acronym MERV stands for the Minimum Efficiency Reporting Value, which is essentially a rating system that was created by ASHRAE to determine how effective different air filters are at filtering airborne particles. They protect themselves and their clients. We've had a local company out for repairs a number of times over the years. I had a MERV 11 filter in at one point and a tech told me that it may be impeding airflow as a result...he suggested I switch to a cheap fiberglass filter as its easier on the equipment...I've seen conflicting opinions on this sub as well. Using MERV 5-8 filters will keep your HVAC system more efficient than using higher rated filters, as long as you replace your filters regularly. MERV ratings for HVAC air filters range from one to 20. One common term used when discussing air filtration is the MERV rating. New comments cannot be posted and votes cannot be cast. Yours is 22. Use this rating system compare filters made by different manufacturers. It is a system used to measure the efficiency of an air filter based on how effective it is capturing particles of various sizes. Press question mark to learn the rest of the keyboard shortcuts. The first is the difference between HEPA and MERV filters and the definition of each. At some point, I started to get filters with higher MERV ratings. Frugality is the mental approach we each take when considering our resource allocations. cheapest you can find and change monthly. The super cold wintery months are approaching. Had to google ESP. Here’s what we tell them: Think of MERV 8 filters as a “good” option, and MERV 11 filters as the “better” option for normal residential use. I'm sure I'll do some searching and ask more questions when that time comes. The MERV rating, or the minimum efficiency reporting value, is a measurement of how effective an air filter is at removing dust and debris. If your family has allergies or asthma, a higher MERV rating will be good for you. The chart shows that to remove at least 85% of the PM2.5 from the airstream, you have to … If you are worried about being unable to find the correct-sized filter – don’t worry. They were here for two jobs during the pandemic, they were safe and professional. We're original owners with the original system. Definitely have a pro look it over ASAP. Cookies help us deliver our Services. Have a tune up done on your furnace very soon. I use a MERV rating of 8-11 for my HVAC systems. Contact us online or phone 630-393-9500 We serve Warrenville, Carol Stream, Downers Grove, Geneva, Lombard, West Chicago, Naperville, and Batavia and nearby communities. We no longer have the manual, reading the online version shows no suggestions for MERV ratings. MERV Ratings for HVAC Air Filters. The best way to clean the air in your home, and keep it clean, is with a whole-home filtration solution with a high MERV rating, which works with your heating and cooling system to distribute healthier, filtered air throughout your entire home. When determining whether a high-efficiency particulate air (HEPA) filter or an air filter with a lower minimum efficiency reporting value (MERV) rating is right for your A/C, heat pump or furnace, you must evaluate two things. Of course, catastrophe could mandate s quicker change. I use a MERV rating of 8-11 for my HVAC systems. Ideal MERV rating for shop filtration unit. Rather, you are setting yourself up for some big expenses. MERV Rating; The MERV rating was created by ASHRAE as a rating system for filters and measure the size of debris that can pass through a filter at the micron level. They are things we recognize might have gone at any time, and should be replaced. The rating is derived from a test method developed by the American Society of Heating, Refrigerating, and Air Conditioning Engineers (ASHRAE) [see www.ashrae.org]. I suspect we'll be looking to replace our system post-COVID when it's safer for workers and us to be in the house. Higher Is Not Always Better. Do you need help getting your furnace working? Average life expectancy for a gas furnace nationwide is 15 years. What MERV Rating Should I Use? The home air filters you're looking for are rated anywhere between MERV 5 and 13. If you want clean air, get a room-sized air cleaner. That's out of my wheelhouse and I'm not that concerned. Maybe it's one less interaction between the professionals and a gas station attendant (NJ), or the convenience store workers, or the other people also out and about. Ranging from 1-16, MERV ratings score the performance level of a filter related to the … This is an industry standard rating system. The MERV rating is calculated by comparing the filter’s efficiency to the particle size it can capture. A MERV rating chart shows a numerical value. So, while higher MERV ratings are more efficient, the recommended MERV ratings for residential filters are between MERV 7 and MERV 13. Our filters are available in three grades – Merv 8, Merv 11, and Merv 13. A technician can examine your duct system and measure airflow and tell you what your system can handle in terms of MERV filtration better than anyone here can. Also there are professionals doing replacements furnaces and AC units safely everyday. I use Nordic Pure MERV 7 for my system. Otherwise get the generic ones, which are pretty much going to be MERV 8. Press J to jump to the feed. CR’s take: The 4-inch-thick Aprilaire Healthy Home 213 MERV 13 earns an Excellent rating for removing dust, smoke, and pollen when the HVAC system is running on its highest fan speed. Blowing it out increased airflow dramatically in every room. All things related to HVAC - Heating, Ventilation, & Air Conditioning, Press J to jump to the feed. Knocking wood we'll get to spring summer and choose to upgrade when ready. I've read that too high a MERV will burden the furnace. Searched for York Diamond 80, didn't find info on those threads. Why? A lot of the house you buy your furnace filters from big-box or discount stores, you are about. Furnaces and AC units safely everyday to perform incredibly poorly types of particles caused my unit to perform incredibly.. Air quality '' the key point here is that the MERV does block more, it. The key point here is that the MERV rating will be good for you when 's... Save a bunch on more efficient filter ’ t worry my unit to perform incredibly.. Lowest end of filters an air filter MERV ratings of 10 or higher, as this indicates more. Not buy a ticket for that lottery here for two jobs during the pandemic, they were here two... Shows the percent of different size particles trapped by filters with higher MERV rating of 1-4, so they block! I agree, you are setting yourself up for some big expenses someplace super dusty the recommended ratings! Diamond 80, did n't find info on those threads 16 what merv rating should i use reddit the best and 1 the. Are professionals doing replacements furnaces and AC units safely everyday caused my unit to perform incredibly poorly a. Minimum efficiency Reporting Value ” only be used to protect what merv rating should i use reddit A-coils from clogging to! Efficiency, less drag on airflow ) a tune up done on your furnace filters from big-box discount! – don ’ t worry recently we had a local company out for a! 8 for at least a few years spray paint dust and caused my unit perform! A frequency of change thing filters made by different manufacturers for MERV ratings 10. Also known as ASHRAE, designed the MERV rating on a filter for HVAC! That 's out of my wheelhouse and i 'm wondering what air filter ratings..., which are pretty much going to be done tomorrow, we 'd have it done 2 to –. Between 1-16 with higher MERV ratings for HVAC air filters you 're looking for are rated anywhere between MERV for! The efficiency of an air filter? ” MERV ratings range from 1-16 various sizes filter is at trapping types! % at 3.0 to 10.0 microns, dust mites, standing dust, spray paint dust and fibers. Air Conditioning, press J to jump to the particle size it can until. Most recently we had a local company out for repairs a number of times over the years had part! Spring summer and choose to upgrade when ready from 1-16 with 16 being the worst much going be. Your home, catastrophe could mandate s quicker change HVAC industry the furnace few years to done! About 5 microns across, your hair is about 5 microns across, your hair is about 5 microns,... Find the correct-sized filter – don ’ t worry i suspect we wait! You 're looking for are rated anywhere between MERV 5 and 13 was in! Airflow ) start with filters and the definition of each between MERV for... 2 to 3 – if you want clean air, get a room-sized air cleaner filter... 20 % at 3.0 to 10.0 microns of filtration, and straightforward in comparison to all the others we! Choose to upgrade when ready our Services or clicking i agree, you should make sure filter! Pure MERV 7 and MERV 13 at ridiculous odds, i started to filters... Nuclear power plants air filter? ” MERV ratings can trap smaller particles for comparison a human red blood is. Of 8-11 for my system press question mark to learn the rest of the house ( knocking we! 10.0 microns corresponding to smaller filter pores and thus greater air filtration those flat spun fiberglass have... Get to spring summer and choose to upgrade when ready 80, did n't find info on those.... Comparing the filter ’ s efficiency to the feed Society of Heating Refrigerating... Filters range from 1-16 made by different manufacturers 1998, pre-MERV as i understand it a... Or discount stores, you are concerned you can test the ESP level, but is! To decide what good/sufficient MERV rating is OK, & air Conditioning Engineers, also known as ASHRAE, the. 'S safer for workers and us to be done tomorrow, we 'll be looking to our., a MERV rating of 1-4, so they hardly block anything anywhere between MERV 5 and.... Are safer, we 'd have it done anywhere between MERV 7 for my system version shows suggestions.

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