Hepa Filter Procedures

DOE-STD-3020-97

5.0

HEPA FILTER PROCUREMENT

5.1

General

HEPA filters to be installed in facilities operated under contract to DOE shall

be purchased in compliance with the specifications of this standard. The

purchaser shall provide the FTF manager a copy of the purchase order,

including any non-standard requirements for the filter product, as a means to

assure that the purchase order includes proper specifications, and that the

vendor meets the stipulations of the purchase order. Disagreements on the

specification content, or changes thereto, shall be resolved in writing by the

purchaser and the FTF manager.

5.2

Performance Requirements

Mandatory performance requirements for HEPA filters are set out below.

These performance requirements must be demonstrated by test or

inspection by manufacturer and FTF.

Penetration. Aerosol penetration for any HEPA filter shall not exceed

5.2.1

0.03% (0.0003) at 0.3 micrometer diameter particles.

Resistance. Air flow resistance across the HEPA filter shall conform

5.2.2

to the limits listed in Table 1 below. Tests for resistance to airflow

shall be conducted at flow rates expressed in actual cubic feet per

minute (ACFM).

5.2.3

Media Velocity (Effective Media Area). The total effective media area

provided within the filter pack shall be such that face velocity shall not

exceed 5.0 ft/min (1.52 m/min) at the rated air flow.