BS 843:1939
Thermostatically controlled thermal storage electric water heaters with copper containers from 1 1/2 to 100 gallons capicity

Standard No.

BS 843:1939

Release Date

1939

Published By

SCC

Status

Be replaced

Replace By

BS 843:1954

Latest

BS 843:1976

BS 843:1939 history

• 1986 BS 843:1976 Specification for thermal-storage electric water heaters (constructional and water requirements)
• 1969 BS 843:1964 Specification for thermal-storage electric water heaters (constructional and water requirements)
• 1954 BS 843:1954 Specification for thermal-storage electric water heaters
• 1939 BS 843:1939 Thermostatically controlled thermal storage electric water heaters with copper containers from 1 1/2 to 100 gallons capicity