Emergency Overflow Roof Drains

Flex i drain is a unique roof drain system designed to connect to the building plumbing system with no hub connectors. Where roof drains are required secondary emergency overflow roof drains or scuppers shall be provided where the roof perimeter construction extends above the roof in such a manner that water will be entrapped if the primary drains allow buildup for any reason. 1108 1 secondary emergency overflow drains or scuppers.

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Where roof drains are required secondary emergency overflow roof drains or scuppers shall be provided where the roof perimeter construction extends above the roof in such a manner that water will be entrapped if the primary drains allow buildup for any reason.

Emergency overflow roof drains.

Scuppers shall not have an opening dimension of less than 4 inches. Emergency overflow roof drains. By doni anto october 31 2016. Roof drainage 2016 05 11 plumbing mechanical.

Roof drains watts roof drains provide flexible solutions for specifiers and installers in any commercial roof application. Where primary and secondary roof drains are manufactured as a single assembly the inlet and outlet for each drain shall be independent. When scuppers are used for secondary emergency overflow roof drainage the quantity size location and inlet elevation of the scuppers shall be sized to prevent the depth of ponding water from exceeding that for which the roof was designed as determined by section 1611 1. The flexible bellows allow differential movement up to 1 2 54 cm in any direction between the roof deck roofing system and the plumbing.

Roof drainage 2016 05 11 plumbing mechanical. Article 28 09 building code rain collapse roof drainage design collapses lawriter oac roof drains jay r smith mfg co. Our exclusive dual functional structural deck flange and combination roof drains streamline specifications saving installation time and labor.

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