ROBERTS GORDON ® |
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Common Vertical Venting |
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| Type "B" vent cap |
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| (7" or 8" may be used. | |
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| These are not available | |
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| from Roberts Gordon.) | |
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| Type "B" vent pipe |
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| 18" (46 cm) |
| Roof |
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| Min. |
| Flashing |
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| Roof |
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| The last section of vent pipe |
| Approved |
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| passing through the roof or |
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| wall may be Type "B" vent pipe. |
| Thimble |
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| All other vent materials in the |
| (if applicable) |
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| building must be single wall |
| Single Wall Pipe | Vent Adapter |
Vent Adapter | vent pipe. |
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4" (10 cm) | “D” | “D” Area must equal sum | 4" (10 cm) | |
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Single Wall Pipe |
| Single Wall Pipe | ||
| of open area of | |||
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| individual vents. |
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Top View
© 2004 | BEFORE IN STALLATI ON AND OPER ATI ON OF HEATI NG EQUIPMENT, READ AND U NDERSTAND THE INSTALLATION, OPERATIO N AND SERVICE MANUAL . |
APPLICATION S, ENGI NEERING AND DETAI LED GUID ANCE ON SYSTEMS DESIGN, INSTALLATI ON AND PRODUCT PERFORMANCE IS AVAI LABLE UPON REQUEST. ROBERTS GORDON® PRODUCTS ARE TO BE | |
| INSTALLED ONLY IN ACCORDANCE WI TH LOCAL LAWS, CODES AND REGULATIONS, AND ONLY BY A CONTRACTOR QUALI FIED I N THE I NSTALLATION AND SERVICE OF |
