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The AIRVAC 911® Engine Exhaust Removal System

Order Filters

AIRVAC 911® “4-Stage” Filter Pack
(Stage 1) Pre-Filter
24" x 24" x 1". 3-Ply polyester construction. Two layers of 16/40 dual Denier poly fibers with a final dust catching adhesive layer. Self-sealing filter with preinstalled internal heavy gage wire frame. Performance based on ASHRAE 52.1-1992 test method. Classified as a UL class 2 filter, according to UL standard 900 and can 4-S111.
(Stage 2) Main Media Filter
24" x 24" x 6". “HEPA MAX 3000” high efficiency particulate Air filter. Dop tested with 0.3 micrometer sized particles to have a minimum efficiency of up to 95% and exceeds the maximum efficiency of 98% ASHRAE 52.1 tested filters. Consists of a pleated media pack enclosed within a galvanized steel frame assembly. Ultra-fine fiberglass media formed in a series of pleats seperated by corrugated aluminun dividers to maintain uniform spacing between each pleat for optimal airflow. Classified class 2 According to UL standard 900 and is classified MERV 16 in accordance with ASHRAE Standard 52.2. For installation safety, total weight not to exceed 16 lbs.
(Stages 3 & 4) Gas-phase Extractor
24" x 24" x 4", “MULTISORB 3000” blended gas phase extractor. 50/50 respirator grade activated carbon granuals effect for removal of high weight molecular gases within diesel exhaust (voc's, hydrocarbons, benzene, octane, methanol and more) and potassium permanganate for removal of light weight molecular gases (sulfur dioxide, nitrogen dioxide, formaldehyde and more). Each filter is constructed within a 24GA metal frame with internal “honeycomb” containment structure. 50/50 blend equates to 15+/- lbs. each. For installation safety, total weight not to exceed 30+/- lbs.
Place your filter order here!
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Filter Pack  Qty:   $375 per pack  
Case of 12 Pre-Filters  Qty:   $96 per case    
**Pricing does not include freight charges.**
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“The CO Monitors have not activated since the AIRVAC 911® units have been installed. They (CO detectors) used to beep just about each time the trucks were pulled out of the fire station.”
–Fire Chief
U.S. Army Fire Services
Camp Humphreys, Korea