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Carbon Air Filter Panels


Location
Alaska
Publication Date
11/14/2019 09:32 AM EST
Closing Date
12/05/2019 05:30 PM EST
Issuing Organization
State of Alaska - Department of Education & Early Development
Solicitation Number
Description

Specifications include, but are not limited to: 1.0 General 1.1 - Panels shall be loose-fill, rechargeable type, filled with (select media from above or consult factory)* designed for installation in matching (built-up banks, side access housings)*. 1.2 - Number of panels shall be six panels per 1000 cfm of system airflow. 2.0 Construction 2.1 - Panel shall be of high-impact resistant polystyrene construction. Panel size shall be nominal 22” by 24” by 1” deep. 2.2 - Media shall be loose-fill, and factory-filled, using a shaker assembly that ensures at least 7 pounds of molecular filtration media per panel. 2.3 - Each panel shall include a removable service end cap on the short side, accessible through a permanently mounted set screw to allow the replacement of molecular filtration media media. 2.4 - Each panel shall contain 60 perforations per square inch of exposed panel surface area. Perforation slots shall be 0.05” by 0.08”, and shall preclude molecular filtration media migration. 2.5 - Panels shall be capable of operating temperature range of 35º F (2º C) to 155º F (68º C). 3.0 Performance 3.1 - When installed in matching hardware, system pressure drop shall not exceed 0.34” w.g. at a velocity of 500 fpm. 3.2 - Manufacturer shall provide a letter of certification noting molecular filtration media activity rating to published values. 3.3 - Manufacturer shall provide evidence of facility certification to ISO 9001:2008. 4.0 Performance Testing 4.1 - Manufacturer shall provide results of efficiency testing against nitrogen dioxide, ozone, and toluene. 4.2 - Test to be conducted on full size complete filters when challenged with typical ambient concentrations, i.e. 1 to 5 ppm at 2,000 cfm. 4.3 - Gas detectors must have lower level of detection (LLoD) values <1 ppb. 4.4 - Filters to be tested by the manufacturer using a protocol in accordance with ASHRAE 145.2. Full details of test protocol to be included with photographic evidence.

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