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Thread: oil tank vent pipe size
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01-21-2009, 11:34 AM #1
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oil tank vent pipe size
Can someone remind me of the minimum size for the oil tank vent pipe?
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"There is no exception to the rule that every rule has an exception." -James Thurber, writer and cartoonist (1894-1961)
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01-21-2009, 05:24 PM #2
Jeff Remas Guest Re: oil tank vent pipe size
1-1/4" per NFPA. They increased it to 2" then decreased it back to 1-1/4". If you start putting tanks in series then you may have to increase it is size depending on whether or not your areas has adopted the IFC or the NFPA. They differ in requirements.
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01-22-2009, 03:22 AM #3
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Re: oil tank vent pipe size
Jeff - Thanks!
"There is no exception to the rule that every rule has an exception." -James Thurber, writer and cartoonist (1894-1961)
www.ArnoldHomeInspections.com
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