Overflow Scupper Drain

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Overflow scupper drain.

Ask a question. Overflow scuppers should be carefully positioned to prevent excess water from remaining on the roof if the regular scuppers become clogged. They should therefore be placed at an elevation higher than the regular scuppers. The scupper may channel water off the roof into a conductor box with a downspout or a gutter or with overflow scuppers it may let the water run freely down the side of the building.

Separate overflow drain has cad. Where you can drain over the wall the overflow drain must be at least the same size as the regular drain and located no more than 2 above the low point of the roof. Where you must drain through the wall with a scupper the overflow must be three times the required size of the roof drain and have a minimum height of 4 and again be. Thunderbird copper inside wall scupper drain with overflow.

This detail illustrates the installation of an overflow scupper. Section 1503 4 2 scuppers 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. 1502 2 roof assemblies and rooftop structures secondary emergency overflow drains or scuppers. Scupper drain has cad.

Inside wall parapet drain has cad. Thunderbird copper roof scupper. Wanlecy boat deck drain 316 stainless steel deck drain scupper with key and ball for hose 1 1 2 marine for fishing boat yacht 5 0 out of 5 stars 1 39 99 39. The installation and sizing of secondary emergency overflow drains leaders and conductors shall comply with sections 1106 and 1108 as applicable of the international plumbing code.

Thunderbird copper through wall scupper drain. Planter box drain has cad. Thunderbird copper separate parapet overflow drain. A primary scupper in a parapet wall with a conductor head and a downspout and an overflow scupper.