Safety In Gas Fired Central Flue Hot Water Heaters
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Discusses the temperature-pressure relationships in a hot water heater as the water is heated. Diagrams the positions where safety relief valves may be installed and gives reasons for selecting the optimum position.
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- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, sound, description
- 16mm Filmography (legacy record) — catalog record
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