How to Vent Plumbing2
How to Vent Plumbing
Understand dry venting.
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Create a dry vent by attaching a ventilation pipe to a fixture's drain pipe.
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Extend the vent pipe outside the building according to building regulations.
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Repeat the ventilation process with any other fixtures you're installing.
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Vertical ventilation pipes called vent stacks provide air circulation to any part of the plumbing system.
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