London : Longman, Rees, Orme, Brown, Green, and Longman · leaf 47
solder was not only melted, but oxidized, by thepipes. The air of the space d d, in which the above twin rowsof pipes are enclosed, must, therefore, be rendered unpleasantand insalubrious, by coming in contact with the lower part of therange, in a degree far worse than it is by sweeping over… … Fig. 9. is a ground plan, showing the furnace and the two lowest sheet-iron pipes.Fig. 7. is a longitudinal section on the line hh.Fig. 8. is a cross section on the line i i. a, Furnace. b, Sheet-iron pipes. c, Cold air flue. d, Space for hot air surrounding the pipes. e, Flues to convey warm air…
Architecture
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