Air filter definition

Air filter means an air-cleaning device installed in forced-air heating or cooling equipment and used for removing particulate matter from the air and designed for installation in residential ducted

Examples of Air filter in a sentence

  • In patient care areas, for major repairs that include removal of walls and disruption of the space within, the contractor may be asked to use plastic sheets or prefabricated plastic units to contain dust and a HEPA (High Efficiency Particulate Air) filter machine to clean the air.

  • HEPA Filter means a High Efficiency Particulate Air filter capable of trapping 99.97% percent of particles greater than 0.3 micrometers in mass median aerodynamic equivalent diameter.

  • Use a vacuum container equipped with aHEPA (High Efficiency Particulate Air) filter.

  • HP/LP/OP cut-outs, single phase preventers etc.• The indoor unit shall comprise of the cooling coil, evaporator blower with motor & drive set, thermostat, thermostatic expansion valve, filters etc.• Casing shall be made of G.I. sheet finished with polyester powder coating for corrosion resistant and attractive finish.• Air filter shall be synthetic non-woven fabric having large surface area and dust holding capacity as well as easily cleanable and washable.

  • High Efficiency Particulate Air filter capable of filtering out airborne particulate 0.3 microns or greater in diameter at 99.97 percent efficiency.

  • High Efficiency Particulate Air filter capable of trapping 99.97% percent of particles greater than 0.3 micrometers in mass median aerodynamic equivalent diameter.

  • Air filter elements may be removed or replaced but filter boxes must be standard.

  • Air filter retaining frames shall be of the permanent type, designed to hold disposable polyester filter pads.

  • Air filter will be inspected for vermin/insect nesting or damage.

  • Air filter will be considered defective if it does not pass tests and inspections.

Related to Air filter

  • Filter means material placed in the useful beam to preferentially absorb selected radiations.

  • HEPA filter means high-efficiency particulate air filters that are rated to achieve a minimum initial particle-removal efficiency of 99.97 per cent using ASTM F 1471– 93 or equivalent standard;

  • Sand filter means a contained bed of sand that acts to filter the first flush of runoff. The runoff is then collected beneath the sand bed and conveyed to an adequate discharge point or infiltrated into the in-situ soils.

  • Air kerma means kerma in a given mass of air. The unit used to measure the quantity of air kerma is the Gray (Gy). For X-rays with energies less than 300 kiloelectronvolts (keV), 1 Gray of absorbed dose is delivered by 114 roentgens (R) of exposure.

  • Conventional filtration treatment means a series of processes including coagulation, flocculation, sedimentation, and filtration resulting in substantial particulate removal.

  • Master File has the meaning set forth in the CAISO Tariff.

  • Wedge filter means a filter which effects continuous change in transmission over all or a part of the useful beam.

  • Wastewater treatment system means any equipment, plants,

  • Leak-detection system means a system capable of detecting the failure of either the primary or secondary containment structure or the presence of a release of hazardous waste or accumulated liquid in the secondary containment structure. Such a system must employ operational controls (e.g., daily visual inspections for releases into the secondary containment system of aboveground tanks) or consist of an interstitial monitoring device designed to detect continuously and automatically the failure of the primary or secondary containment structure or the presence of a release of hazardous waste into the secondary containment structure.

  • Drug Master File or “DMF” is described in 21 C.F.R. Part 314.420. A DMF is a submission to the FDA that may be used to provide confidential detailed information about facilities, processes, or articles used in the manufacturing, processing, packaging, and storing of one or more human drugs.

  • Air ambulance means any aircraft specifically constructed, modified, or equipped and used for the primary purpose of responding to emergency calls and transporting critically ill or injured patients whose medical flight crew has at a minimum two attendants certified or licensed in advanced life support.

  • Slow sand filtration means a process involving passage of raw water through a bed of sand at low velocity (generally less than 0.4 meters per hour) resulting in substantial particulate removal by physical and biological mechanisms.

  • International air transportation means transportation by air between a place in the United States and a place outside the United States or between two places both of which are outside the United States.

  • air transport means the carriage by aircraft of passengers, baggage, cargo, and mail, separately or in combination, held out to the public for remuneration or hire, including scheduled and non-scheduled air services;

  • Automotive brake cleaner means a cleaning product designed to remove oil, grease, brake fluid, brake pad material or dirt from motor vehicle brake mechanisms.

  • Cabinet x-ray system means an x-ray system with the x-ray tube installed in an enclosure independent of existing architectural structures except the floor on which it may be placed. The cabinet x-ray system is intended to contain at least that portion of a material being irradiated, provide radiation attenuation, and exclude personnel from its interior during generation of radiation. Included are all x-ray systems designed primarily for the inspection of carry-on baggage at airline, railroad, and bus terminals, and in similar facilities. An x-ray tube used within a shielded part of a building, or x-ray equipment that may temporarily or occasionally incorporate portable shielding, is not considered a cabinet x-ray system.

  • air traffic means all aircraft in flight or operating on the manoeuvring area of an aerodrome;

  • Small municipal separate storm sewer system or "small MS4" means all separate storm sewers that are (i) owned or operated by the United States, a state, city, town, borough, county, parish, district, association, or other public body (created by or pursuant to state law) having jurisdiction over disposal of sewage, industrial wastes, stormwater, or other wastes, including special districts under state law such as a sewer district, flood control district or drainage district, or similar entity, or an Indian tribe or an authorized Indian tribal organization, or a designated and approved management agency under § 208 of the CWA that discharges to surface waters and (ii) not defined as "large" or "medium" municipal separate storm sewer systems or designated under 4VAC50-60-380 A 1. This term includes systems similar to separate storm sewer systems in municipalities, such as systems at military bases, large hospital or prison complexes, and highway and other thoroughfares. The term does not include separate storm sewers in very discrete areas, such as individual buildings.

  • Radiation therapy simulation system means a radiographic or fluoroscopic x-ray system intended for localizing the volume to be exposed during radiation therapy and confirming the position and size of the therapeutic irradiation field.

  • Transportation network company driver means an individual who satisfies all of the following:

  • Automotive windshield washer fluid means any liquid designed for use in a motor vehicle windshield washer system either as an antifreeze or for the purpose of cleaning, washing, or wetting the windshield. Automotive windshield washer fluid does not include fluids placed by the manufacturer in a new vehicle.

  • Water treatment plant means a process, device, or structure used to improve the physical, chemical, or biological quality of the water in a public water system. A booster chlorination facility that is designed to maintain an effective disinfectant residual in water in the distribution system is not a water treatment plant.

  • business vertical means a distinguishable component of an enterprise that is engaged in the supply of individual goods or services or a group of related goods or services which is subject to risks and returns that are different from those of the other business verticals.

  • Air-to-ground radiotelephone service means a radio service, as that term is defined in 47 CFR 22.99, in which common carriers are authorized to offer and provide radio telecommunications service for hire to subscribers in aircraft.

  • air transport service means a service for the transport by air of persons, mails or any other thing, animate or inanimate, for any kind of remuneration whatsoever, whether such service consists of a single flight or series of flights;

  • Double Phase Aerosol Air Freshener means an aerosol air freshener with the liquid contents in two or more distinct phases that requires the product container be shaken before use to mix the phases, producing an emulsion.