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Dunkirk DWB Series User Manual

Page 20

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20

6 - COMBUSTION AIR AND VENT PIPING

(

= Combustion Air /

= Venting)

Figure 11 - Horizontal Venting Clearances

Figure 12 - Two Pipe Venting

NOTICE

Maintain 12” (30cm) US, 18” (46cm) Canada

clearance above highest anticipated snow level

or grade.