Cover Image

American national standard for automatic gas ignition systems and components /

Bibliographic Details
Corporate Authors: American Gas Association, American National Standards Institute
Format: Book
Language:English
Published: Cleveland, Ohio : American Gas Association Laboratories, 1971.
Edition:6th ed.
Subjects:
Gas appliances > Ignition > Standards.
Flame monitoring systems > Standards.
Description
Item Description:Cover title.
"Formerly USA standard for automatic burner ignition and safety shutoff devices."
"Approved December 17, 1971, American National Standards Institute, Inc."
"ANSI Z21.20-1971."
Physical Description:vii, 23 pages ; 28 cm