3. DIMENSIONAL DATA
4 – ø12 holes
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470
Air intake
Air discharge
700
116
12
Wide tube service valve
ø9.52 (3/8")
7000/9000 BTU/h
ø12.7 (1/2")
12000 BTU/h
Narrow tube service valve
ø6.35 (1/4")
10
255
170
Unit : mm