Standard for test performance of air filter units.
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| Corporate Authors: | , |
|---|---|
| Other title: | Test performance of air filter units. |
| Format: | Book |
| Language: | English |
| Published: |
Northbrook, Illinois :
Underwriters' Laboratories,
1987.
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| Edition: | Fifth edition, January 29, 1987. |
| Series: | Standard for safety ;
UL 900. |
| Subjects: |
| Item Description: | "American national standard." "Approved as ANSI/UL 900-1987, August 3, 1987." |
|---|---|
| Physical Description: | 9 pages : illustrations ; 28 cm. |
| Action Note: | committed to retain |