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Figure 5.1: Boiler Installed In A Confined Space, Ventilation Air From Inside
• If the total volume of both the boiler room and the room to which the openings connect is less than 50 cubic feet
per 1000 BTU/hr of total appliance input, install a pair of identical openings into a third room. Connect addi
-
tional rooms with openings until the total volume of all rooms is at least 50 cubic feet per 1000 BTU/hr of input.
• The “free area” of an opening takes into account the blocking effect of mesh, grills, and louvers. Where screens
are used, they must be no finer than ¼” (4 x 4) mesh.
Step 2b: If the boiler is to be placed in an unconfined space, the natural infiltration into the boiler room will
provide adequate air for ventilation without additional openings into boiler room.
Содержание Triumph series
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