// CODE SNIPPET
C602 Soil Depressurization System Installation Criteria
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Suction shall be provided by a fan, rated for continuous operation and having thermal overload with automatic reset features.
The suction fan shall be designed and manufactured to provide an air-tight seal between the inlet and outlet ducts and the fan housing. The fan housing must remain air-tight at air pressure equal to the rated maximum operating pressure.
Electrical power shall be supplied to the fan in compliance with the provisions of Chapter 27 of the Florida Building Code, Building and any additional local regulations.
The soil depressurization system shall include a system monitoring device which shall be either a visual device, conveniently visible to building occupants, or a device that produces a minimum 60 db audible signal, activated by the loss of pressure or flow in the vent pipe.
Piping material shall be of any type approved by locally adopted codes for plumbing vents.
The vent piping shall have a minimum slope of 1/8 inch (3.2 mm) per foot in order to drain any condensation back to soil beneath the soil gas retarder. The system shall be designed and installed so that no portion will allow the excess accumulation of condensation.