An air filter’s minimum efficiency reporting value (MERV) rating measures how effectively the filter stops dust and other contaminants from passing through the filter and into the air stream. MERV 13. The difference between 11 and 12, therefore, is quite negligible. MERV 13, 13-A – Bags, box style, mini-pleat and V-bank filters used as a final filter in commercial buildings or as prefilters for high purity applications. Catch More: MERV 11 - blocks particles = 1.0–3.0 μm (1900 MPR, FPR= 9/Purple) Catch All* : MERV 13 - blocks particles = 0.3–1.0 μm (2200 MPR, FPR= 10/Black) * When we say "Catch All", we mean it collects all the particles you could worry about in an average household while still providing proper air flow. High-MERV (11) 0.32 i.w.c. They are damn near $100 vs $30 for the Merv 11. Air Filters, Inc. supplies merv 8,merv 11 and merv 13 air filters. PM 2.5 are particles that are 2.5 microns or less in diameter, so the … 01. A very good upgrade, providing good indoor air quality. The dealer that installed my home system also installed an Air Bear MERV 11. With MERV 4 or less filters, expect an efficiency of 20% when it comes to pollution reduction, from 20% to 85% if the media is rated MERV 5 to 8, and over 85% efficiency if the filter is rated at a minimum MERV 9 (MERV 13 to 16 models can even clear bacteria from the air). Microparticles are not even measured on the MERV scale until it reaches MERV 11. MERV 11, 11-A – Bags, box style, mini-pleat and V-bank filters used primarily in commercial buildings or as prefilters for high purity applications. Green Bay, WI. Those MERV-8 filters I put in last November soaked up dust and other stuff from our indoor air for nearly seven months. • High Efficiency Media available in MERV 11 or MERV 13 • Foam gasket ensures complete seal with no air bypass • Value priced vs other manufacturers. Spreadsheet Simulation: MERV 13 vs HEPA. In most households, a MERV 11 filter provides enough purification to keep the home healthy. Effectiveness of MERV 11 vs 13 for wildfire smoke. I was still working and not home when the work was done. ... MERV 11. The purpose of the MERV standard is to permit an "apples to apples" comparison of the filtering efficiency of various air filters. E2 particles range in the size from 1.0 to 3.0 microns. MERV-11 to MERV-16 High Efficiency Air Filters Formerly 65%, 85%, 95%, 98%, and 99% with MERV-11, MERV-13, and MERV-14 being the most commonly used high efficiency air filters in the United States. The higher and thinner a filter, the faster it will become clogged and impact airflow through your HVAC system. However, if someone in your home suffers from allergies, you probably want to go with a MERV 13. Our Healthy Living filters capture bacteria, cough and sneeze particles, and even viruses. SPEDIFICATION DATA | MERV 13 . The mid-MERV is twice as much and the high-MERV is three times as much. And he said the trapped particle size on the merv 11 or 13 is so small it's not like dust you will see, the merv 8 was more than enough for that. The MERV rating on an air filter describes its efficiency as a means of reducing the level of 0.3 to 10 micron-sized particles in air which passes through the filter. 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. Related Guide: Direct Comfort vs. Goodman Gas Furnace MERV 12 Overview. A filter with a MERV rating of eight to 16 can remove these pollutants from the air. Mid-MERV (8) 0.19 i.w.c. - 4 ton horizontal goethermal, 16k gallon indoor pool, 3kw solar PV setup, 2 ton air to air HP, 3400 sq ft The estimated MERV filter got to 11.13 PM2.5 after 60 minutes, and eventually got to 8.9 after 2 hours. The MERV rating scale goes from MERV-1 to MERV-16, with MERV-16 providing the best filtration on the MERV scale. The difference between a MERV 8 and a MERV 13 is ONLY 2 MICROMETERS! What is a MERV rating? MERV means Minimum Efficiency Reporting Value (MERV) and is an industry standard that measures the overall effectiveness of air filters. I need some more thought though to see if I'm comparing this correctly. Oh MERV, if there were any clearer reason why you are going to be replaced by ISO 16890, it is the confusion of 95% air filters. I am concerned about airflow and want to achieve the right balance. For reference, a typical dust particle is between .2 and 8 microns, while pollen starts at … So the low-MERV filter is hitting the ACCA design pressure drop. Close. Effectiveness of MERV 11 vs 13 for wildfire smoke. Some situations warrant a higher MERV 11 rating. Healthy Climate® air cleaners feature filters with MERV 11 ratings and up. Luckily, MERV 11-rated filters handle those particles -- such as pet hair and dust mites -- with ease. One thing to consider, though, is the thickness of a higher rated MERV filter. For anyone replacing their furnace, spring for the 5" Merv 11 filter, it massively cuts down on the dust in the house if you leave the fan running on low. I'm wondering if it is worth it? MPR 1000 vs MERV 11 04 MPR 1200 vs MERV 11 05 MPR 1500 vs MERV 12 06 MPR 1900 vs MERV 13 07 MPR 2200 vs MERV 13 08 MPR 2500 vs MERV 14 09 MPR 2800 vs MERV 14 10 Reasonable capture rate based on Minimum E˜ciency Capture. My HVAC is rated for both Merv 11 and 16 so airflow isn't an issue. Likewise, MERV 12 filters catch about the same types of particles. This makes it 63% higher at the 60 minute mark, and 30% higher after 2 hours. US Department of Energy recommends MERV 13 LEED recommends MERV 8 at a minimum See the chart below for filter MERV descriptions: Title: What does MERV Rating mean.xls Surprisingly, the 4-inch Filtrete 1550 (MERV 12) was only marginally better than the 1-inch Filtrete 1700 (also MERV 12) and the two other MERV 11 filters of the same brand (1000 and 1085). So I have no idea as to whether or not any pressure testing was done but the system has run trouble free for about 25 years. Plus, unlike some other air cleaners on the market, they don’t emit ozone – a known lung irritant. A filter rated MERV 13 or higher is appropriate for people with asthma, and will remove the most contaminants from the air. This value is helpful in … They also found that air flow in the high-MERV filters dropped by 7% and 11% in the two HVAC systems compared to the low-MERV filters. If you have a filter with a higher MERV rating just like this one, you’re sure that it can remove all sorts of particles and contaminants from your air, such as pollen, mold, spores, coal … Filters with a MERV rating of 13 to 17 are normally used in hospitals and nursing homes. For Merv 8, 11 and 13 filters, we recommend that you change your filter at least every 3 months, however changing your filter every 2 months provides better filtration which provides healthier and cleaner air in your home. MERV 13 pleated filters are also constructed with synthetic media. Typical E2 particles include pet dander and E. coli. Only filters with a rating of MERV 11 or higher are tested with particles in this size range. Air Oasis filters within the iAdaptAir use True HEPA filtration alongside Activated Carbon. Dirty MERV-8 vs clean MERV-13. Volatile organic compounds are commonly released into the air when using household cleaning products and are extremely harmful to your health. MERV 11 air filters are a little more expensive than a standard filter, but paying a few dollars more per filter is usually worth the added efficiency. Are 1” MERV 11 filters effective for filtering out wildfire smoke or do you need to have a MERV 13 filter? Many New Jersey homeowners ask us about MERV ratings, especially when it comes to choosing between MERV 8 and MERV 11 air filters. If anyone has an allergy or respiratory problem, go with a MERV 11 air filter or even a MERV 13 air filter. 2. Choose the size you need – we have standard, uncommon, and custom sizes available for your convenience – and the package bundle that works best for you. MERV vs HEPA This article outlines the MERV "Minimum Efficiency Reporting Value" scale and where the Air Oasis True HEPA Filter falls within the scale. As mentioned earlier, MERV 8 filters are a great solution for most households, so chances are, you will be just fine with this one. a MERV 13 filter is probably the best option for you. 13 comments. MERV 11 pleated filters are also made with synthetic media and are step up from Merv 8, without a significant price increase. MERV 11 furnace filters are designed to keep your air clean and your family (or coworkers) healthy. Posted by 1 month ago. Minimum Efficiency Reporting Values, or MERVs , report a filter's ability to capture larger particles between 0.3 and 10 microns (µm). The Trade Off. Initial Resistance of .07 (w.c.) at 150 FPM .19 (w.c.) at 300 fpm air flow; Merv 13 Efficiency; save. With finer filtration, fewer airborne contaminates & dust particles are allowed to pass through the filter. While MERV ratings reflect a filter's ability to trap both microscopic and macroscopic particles, MPR ratings only grade a filter on its capacity to remove particles from 0.3 to 1 microns. We do not carry MERV 12; MERV 11 does just as good a job. Of the two MERV 8 Flanders filters tested, the 2-inch Pre-pleat performed marginally better than the 1-inch NaturalAire. A still common specification for final filters in hospitals the 95% filter could refer to MERV 14, MERV 15, or MERV 16 high efficiency air filters under ASHRAE 52.2/MERV Here’s Why: Higher "MERV" means higher filter efficiency. A basic MERV 4 filter will likely be the cheapest but won’t catch certain small particles (like dust mites and pet dander) that could be in your home. For residential furnaces, filters range from 4 to 12 on the MERV scale. There are a lot of options to consider, each with their own nique advantages, disadvantages, and … A MERV 11 filter is appropriate for homes with pets or people with allergies, because it picks up most allergens, including pet dander. Look for cleaners with MERV ratings of 10 or higher, as this indicates a more efficient filter. Which situations call for the power of the MERV 13 filter? When we first got the system installed by Canton Heating & Air* last year, I couldn't find any MERV-13 filters locally so I put in MERV-8 filters. For instance, in order for a filter to obtain a MERV-13 rating, the filter must be able to capture at least 50% of E1 particles, 85% of E2 particles, and 90% of E3 particles. share. Exclusive Filtrete™ Brand filter technology focuses on capturing the tiniest particles – between 0.3 and 1 micron (µm) in size. MERV 11. Comparing MERV 8 vs MERV 13 How to determine which is filter is the best for your home Each household is different and therefore requires a different level of filtration. As the MERV rating increases the finer the filtration becomes. Our Filters and Service Come with 100% Satisfaction Guarantee. This is often compared with the MERV rating scale. 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