// CODE SNIPPET
P-706.7 Frost-Proof Closets
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Frost-proof closets shall be installed only in locations where the use of water closets conforming to Section P-706.1 is impractical, and then only when approved by the Department. Every frost-proof closet shall be located in a compartment which opens only to the outdoors. The fixture shall be of type approved by the Department.
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2018 Philadelphia Building Code > 18 Soils and Foundations > 1809 Shallow Foundations > 1809.5 Frost Protection