Rules For Good Venting - State Water Heaters SANDBLASTER SBD30 150 Service Handbook
Self-cleaning induced draft multi flue commercial gas water heaters
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Also See for SANDBLASTER SBD30 150:
- Specification sheet (2 pages) ,
- Specifications (2 pages)
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SBN71-120 thru 85-390, SBD30-150/199 TANK TYPE COMMERCIAL
9 RULES FOR GOOD VENTING
1.
The vent pipe should ALWAYS be the
same size as the outlet of
factory
supplied vent reducer.
Model SBN71-120 is supplied with a
6" to 5" reducer.
3
. In some cases it may be necessary to
run a vent larger than the vent connector.
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GAS WATER HEATER SERVICE HANDBOOK
VENT PIPE
VENT
CONNECTOR
the draft hood or
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7
2.
The diameter of a vent pipe should
NEVER be reduced, no matter what the
circumstances.
4.
Take the maximum vertical rise (x)
possible immediately above the draft hood.
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