Pamphlets: 1937

Pamphlets: 1937

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Class E system employing; sulphur dioxide or dichlorodifluoromethane (Freon-12 ) as refrigerant. Household units: ... The systems include parts capable of being properly Installed in accordance with best recognized practices. In addition to the anbsp;...


Title:Pamphlets: 1937
Author: National Board of Fire Underwriters, Underwriters' Laboratories, National Fire Protection Association
Publisher: -
ISBN-13:

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