The breather box is portable Grade-D filtration system is designed to provide breathing air for a specific number of workers. The system filters inlet air to provide respirator users Grade-D quality air. The first stage filters bulk water and particulate, second stage coalescing filter eliminates atomized oils, mists, and ultra-fine particulates, third stage removes organic vapors and odors. Filter change indicators are standard on all three stages. Filter efficiency is 99.99 percent at 0.01 microns. A built-in carbon monoxide monitor operates on 9-volt DC, dual 8 - 16 volt DC or 115 VAC for continuous detection. An external alarm and light signals the worker of high CO content. 1st stage filter with filter change indicator bulk water and particulate removal. 2nd stage filter with filter... Less

The Austin Air Allergy Machine Jr (HEGA Jr) is specially designed for allergy and asthma sufferers. The smaller version of the Allergy Machine model, the Allergy Machine Jr is great for areas up to 700 sq feet. Perfect for 1-2 rooms, especially the bedroom. The Allergy Machine Jr combines the gas trapping ability of military grade carbon cloth with HEPA's particle filtration to create HEGA filtration - High Efficiency Gas Absorption. It provides identical particle removal capacity and efficiency of the HealthMate HM-200. Removes a wide variety of contaminants, including dust, pollen, dander, odors, chemical vapors and more. Features and Benefits: A military grade carbon cloth is used in place of granular carbon, and is located after the HEPA filter, enabling the carbon to be... Less

The Aller Air 9450AH whole house HEPA and odor air purifier is for spaces up to 2,200 sq ft. The air handler filters a portion of your system's airflow with each cycle resulting in cleaning the indoor air of your home several times per hour. Features 99.7%, 2 HEPA filter, to capture respirable size particles, as small as 0.3 microns and 15 lbs of special carbon for adsorbing chemicals gases and odors. Also uses a 1 pleated, pre-filter and post filter to trap airborne particles. 8 standard in and out flange. Metal housing does not allow off-gasing that can make you ill. Dimensions [L/l/H] 16 /16 /19.75 Shipping weight 65 lbs. Carbon filter weight 15 lbs. Rated CFM: 735 CFM Recommended filter replacement schedule: Prefilters each 3 months HEPA filter each 5-7 years Carbon filter each 2-5... Less

Austin Air Healthmate PLUS JRDesigned for the chemically sensitiveSame as HealthMate PLUS but for 700 sq ft instead of 1500 sq ft. Extreme SensitivitiesComm on household cleaning products, detergents and materials can emit dangerous vapors. The HealthMate+ JR. offers a superior gas filtration system to remove a wide range of chemical vapors. If the HealthMate+ JR. doesn't change your life and improve your sleep, return it for a refund within 30 days.360° Progressive Filtering System The HealthMate+ JR. provides the most comprehensive air cleaning solution, removing sub-micron particles, chemicals and noxious gases. Every minute, The HealthMate+ JR. draws over 125 cubic feet of air through a 4-stage filter containing 6.5 pounds of Activated Carbon impregnated with Potassium Iodide and over... Less

MERV 7 efficiency ratingEfficiency of 25-30% per ASHRAE 52.1 test standardSynthetic media with low resistance to airflowHigh wet-strength beverage boardAbout 30% more media than standard capacityAdditiona l dust holding capacity extends filter lifeOften used as a prefilter to a more expensive final filterASHRAE 52.1-1999 and 52.2-2007 test standardUL Class 2 standard 900Made in USA

The Standard Capacity MERV 11 Pleated Air Filter captures airborne particles as small as 1 microns. Some particle types captured are pet dander, mold spores, ragweed pollen, and dust mite debris, microscopic allergens, odor, tree pollen, grass pollen, and oil smoke.