An overflow drainage system will be designed to function independently of the primary system to drain water from the roof.
Roof drain with integral overflow.
Seamless flashing and drain basin.
Includes a strong abs cyclolac dome strainer.
Cast iron combination roof overflow drain with flashing clamp integral with gravel stop secondary cst iron dome and no hub bottom outlets.
Watts drainage products rd 300 r series 4 in.
The zurn z1715 roof drain has a stainless steel body with galvanized cast iron combination gravel guard flashing clamp and dome strainer.
Cast iron roof drain with 2 in.
Separate drainage connection for overflow application.
Copper roof drain with overflow horizontal outlet.
Submittal specification sheets.
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Standard to the roof drain is a cast iron clamp device with an integral gravel guard roof sump receiver and cast iron dome strainer.
Both drains provided with polyethylene.
Roof drains from zurn include combination primary overflow control flow dual outlet siphonic retrofit and more which cater from educational to commercial needs.
Area roof drain made of strong 20 ounce copper.
Roof drain and overflow drain regularly furnished.
Cast iron combination roof overflow drain with flashing clamp integral with gravel stop plastic standpipe bearing pan and bottom no hub outlets.
Scuppers will play one of two roles in a roof system.
Deck plate with securing holes provided to receive both drains.
They will either be a part of the primary drainage system or they will be a part of the secondary overflow drainage system a primary drainage system is designed to remove water from the roof as quickly as possible.
Ird3 combination primary overflow roof drain painted cast iron roof drain body with clamping collars integral with gravel stops overflow dam mushroom domes and no hub bottom outlets.
Cast iron roof drain.