[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-1-en-105":3,"doc-seo-563662-105":53,"doc-detail-563662-en":126},{"code":4,"msg":5,"data":6},0,"success",[7,14,19,24,29,34,39,44,49],{"id":8,"doc_module":9,"doc_module_name":10,"category_name":11,"show_sort_weight":12,"slug":13},11,1,"Template","Presentations",90,"presentations",{"id":15,"doc_module":9,"doc_module_name":10,"category_name":16,"show_sort_weight":17,"slug":18},12,"Resumes",80,"resumes",{"id":20,"doc_module":9,"doc_module_name":10,"category_name":21,"show_sort_weight":22,"slug":23},14,"Invoices",70,"invoices",{"id":25,"doc_module":9,"doc_module_name":10,"category_name":26,"show_sort_weight":27,"slug":28},15,"Posters",60,"posters",{"id":30,"doc_module":9,"doc_module_name":10,"category_name":31,"show_sort_weight":32,"slug":33},16,"Social Media",50,"social-media",{"id":35,"doc_module":9,"doc_module_name":10,"category_name":36,"show_sort_weight":37,"slug":38},17,"Forms",40,"forms",{"id":40,"doc_module":9,"doc_module_name":10,"category_name":41,"show_sort_weight":42,"slug":43},18,"Letters",30,"letters",{"id":45,"doc_module":9,"doc_module_name":10,"category_name":46,"show_sort_weight":47,"slug":48},21,"Paper Templates",5,"papers-templates",{"id":50,"doc_module":9,"doc_module_name":10,"category_name":51,"show_sort_weight":4,"slug":52},158,"General","general-158",{"code":4,"msg":54,"data":55},"ok",{"site_id":56,"language":57,"slug":58,"title":59,"keywords":60,"description":61,"schema_data":62,"social_meta":119,"head_meta":121,"extra_data":123,"updated_unix":125},105,"en","merv-rating-chart-air-filter-efficiency-standards","MERV Rating Chart - Air Filter Efficiency Standards","","MERV rating chart outlining air-filter performance across Standard 52.5 minimum efficiency reporting values, dust spot efficiency, arrestance, and typical controlled contaminant particle-size ranges. For each MERV level, the chart lists typical applications and limitations, then recommends a corresponding filter/cleaner type such as bag filters, box filter cartridges, pleated disposable filters, cartridge filters, and washable or electrostatic panels. It also notes common contaminants like dust, bacteria, smoke, mold spores, pollen, and textile 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does the MERV rating chart summarize?","Question",{"text":108,"@type":109},"It summarizes air-filter efficiency, arrestance, typical controlled contaminant particle sizes, and recommended filter types across different MERV levels.","Answer",{"name":111,"@type":106,"acceptedAnswer":112},"Which contaminant types are referenced in the chart?",{"text":113,"@type":109},"The chart references dust particles and aggregates, virus (unattached), carbon dust, combustion smoke, bacteria and tobacco smoke, mold spores, pollen, dust mites, and textile or carpet fibers.",{"name":115,"@type":106,"acceptedAnswer":116},"How does the chart connect MERV levels to filter/cleaner types?",{"text":117,"@type":109},"Each MERV level includes “Typical Air Filter/Cleaner Type,” mapping higher ratings to finer, often more engineered media filters and lower ratings to simpler or more basic disposable or panel options.","https://schema.org",{"og:url":78,"og:type":120,"og:title":59,"og:site_name":91,"og:description":61},"article",{"robots":122,"canonical":78},"index,follow",{"doc_id":124,"site_id":56},563662,1792112383,{"code":4,"msg":5,"data":127},{"doc_id":124,"user_id":128,"nickname":88,"user_avatar":129,"doc_module":9,"category_id":35,"category_name":36,"doc_title":59,"doc_description":61,"doc_content":130,"file_id":131,"file_url":132,"file_type":133,"file_size":134,"view_count":9,"is_deleted":4,"is_public":9,"is_downloadable":9,"audit_status":9,"page_count":73,"language":135,"language_code":57,"site_id":56,"html_lang":57,"table_of_contents":136,"faqs":137,"seo_title":138,"seo_description":61,"update_tm":139,"read_time":9},2336478487870,"https://ap-avatar.wpscdn.com/davatar_085a072bc5b1113ac321206ff7593b45","Attachment I  \n# MERV Rating Chart\n\nAttachment I  \n# MERV RATING CHART\n\n\n| Standard 52.5 Minimum  \u003Cbr>Efficiency Reporting  \u003Cbr>Value   | Dust Spot  \u003Cbr>Efficiency   | Arrestance   | Typical Controlled  \u003Cbr>Contaminant   | Typical Applications and  \u003Cbr>Limitations   | Typical Air Filter/Cleaner Type   |\n| --- | --- | --- | --- | --- | --- |\n| 20  \u003Cbr>19  \u003Cbr>18  \u003Cbr>17   | n/a  \u003Cbr>n/a  \u003Cbr>n/a  \u003Cbr>n/a   | n/a  \u003Cbr>n/a  \u003Cbr>n/a  \u003Cbr>n/a   | \u003C0.30 pm particle size  \u003Cbr>Virus (unattached)  \u003Cbr>Carbon Dust  \u003Cbr>AIl Combustion smoke   | Cleanrooms  \u003Cbr>Radioactive Materials  \u003Cbr>Pharmaceutical Man.  \u003Cbr>Carcinogenetic Materials   | ≥99.999%eff.On.10-.20 pm  \u003Cbr>Particles  \u003Cbr>Particles  \u003Cbr>Particulates  \u003Cbr>>99.97%eff.On.30 pm Particles   |\n| 16  \u003Cbr>15  \u003Cbr>14  \u003Cbr>13   | n/a  \u003Cbr>>95%  \u003Cbr>90-95%  \u003Cbr>89-90%   | n/a  \u003Cbr>n/a  \u003Cbr>>98%  \u003Cbr>>98%   | .30-1.0 pm Particle Size  \u003Cbr>AlI Bacteria  \u003Cbr>Most Tobacco Smoke  \u003Cbr>Proplet Nuceli(Sneeze)   | General Surgery  \u003Cbr>Hospital Inpatient Care  \u003Cbr>Smoking Lounges  \u003Cbr>Superior Commercial Buildings lo   | Bag Fllter-Nonsupported  \u003Cbr>microfine fiberglass or  \u003Cbr>synthetic media,12-36 in.deep,6-  \u003Cbr>12 pockets  \u003Cbr>Box Filter-Rigid Style Cartridge  \u003Cbr>Filters 6 to 12\"deepmay use  \u003Cbr>fted or paper media.   |\n| 12  \u003Cbr>11  \u003Cbr>10  \u003Cbr>9   | 70-75%  \u003Cbr>60-65%  \u003Cbr>50-55%  \u003Cbr>40-45%   | >95%  \u003Cbr>>95%  \u003Cbr>>95%  \u003Cbr>>90%   | 1.0-3.0 pm Particle Size  \u003Cbr>Legionella  \u003Cbr>Humidifier Dust  \u003Cbr>Lead Dust  \u003Cbr>Milled Flour  \u003Cbr>Auto Emissions  \u003Cbr>Welding Fumes   | Superior Residential  \u003Cbr>Better Commercial Buildings  \u003Cbr>Hospital Laboratories   | Bag Filter-Nonsupported  \u003Cbr>microfine fiberglass or  \u003Cbr>synthetic media,12-36 in.deep,6-  \u003Cbr>12 pockets  \u003Cbr>Box Filter-Rigid Style Cartridge  \u003Cbr>Filters 6 to 12\"deep may use  \u003Cbr>lofted or paper media.   |\n| 8  \u003Cbr>7  \u003Cbr>6  \u003Cbr>5   | 30-35%  \u003Cbr>25-30%  \u003Cbr>\u003C20%  \u003Cbr>\u003C20%   | >90%  \u003Cbr>>90%  \u003Cbr>85-90%  \u003Cbr>80-85%   | 3.0-10.0 pm Particle Size  \u003Cbr>Mold Spores  \u003Cbr>Hair Spray  \u003Cbr>Fabric Protector  \u003Cbr>Dusting Aids  \u003Cbr>Cement Dust  \u003Cbr>Pudding Mix   | Commercial Buildings  \u003Cbr>Better Residential  \u003Cbr>Industria Workplace  \u003Cbr>Paint Booth Inlet   | Pleated Filters-Disposable,  \u003Cbr>extended surface area,thick with  \u003Cbr>cotton-polyester blend media,  \u003Cbr>cardboard frame  \u003Cbr>Cartridge Filters-Graded density  \u003Cbr>viscous coated cube or pocket  \u003Cbr>filters,synthetic media  \u003Cbr>Throwaway-Disposable  \u003Cbr>synthetic pane filter.   |\n| 4  \u003Cbr>3  \u003Cbr>2  \u003Cbr>1   | \u003C20%  \u003Cbr>\u003C20%  \u003Cbr>\u003C20%  \u003Cbr>\u003C20%   | 75-80%  \u003Cbr>70-75%  \u003Cbr>65-70%  \u003Cbr>\u003C65%   | >10.0 pm Particle Size  \u003Cbr>Pollen  \u003Cbr>Dust Mites  \u003Cbr>Sanding Dust  \u003Cbr>Spray Paint Dust  \u003Cbr>Textile Fibers  \u003Cbr>Carpet Fibers   | Minimal Filtration  \u003Cbr>Residential  \u003Cbr>Window A/C Units   | Throwaway-Disposable  \u003Cbr>fiberglass or synthetic panel fiter.  \u003Cbr>Washable-Aluminum Mesh  \u003Cbr>Electrostatlc-Self charging  \u003Cbr>woven panel filter.   |","cbCaiee97q3gR0SY","https://ap.wps.com/l/cbCaiee97q3gR0SY","pdf",74997,"English","# MERV Rating Chart\n## Efficiency, arrestance, contaminants, and applications","[{\"question\":\"What does the MERV rating chart summarize?\",\"answer\":\"It summarizes air-filter efficiency, arrestance, typical controlled contaminant particle sizes, and recommended filter types across different MERV levels.\"},{\"question\":\"Which contaminant types are referenced in the chart?\",\"answer\":\"The chart references dust particles and aggregates, virus (unattached), carbon dust, combustion smoke, bacteria and tobacco smoke, mold spores, pollen, dust mites, and textile or carpet fibers.\"},{\"question\":\"How does the chart connect MERV levels to filter/cleaner types?\",\"answer\":\"Each MERV level includes “Typical Air Filter/Cleaner Type,” mapping higher ratings to finer, often more engineered media filters and lower ratings to simpler or more basic disposable or panel options.\"}]","MERV Rating Chart - Air Filter Efficiency Standards | PDF",1791837085]