Combination Roof Drain And Overflow Installation

The zurn z164 12 diameter roof drain and overflow drain dura coated cast iron bodies with combination membrane flashing clamp gravel guards double top set deck plate and low silhouette cast iron domes.

Combination roof drain and overflow installation.

Josam 22100 combination roof drain overflow. The patented froet drain is an innovative drain product created to solve the dual drain requirement for overflow protection. Z164 12 diameter combination main roof and overflow drain with low silhouette domes and double top set deck plate. Image shows overflow dome off to illustrate overflow.

Combination overflow roof drains. Josam 22500 combination roof drain overflow. Our combination drain is designed in such a way that it can more efficiently remove rainwater from roofs than standard drains. Light commercial cast iron combination roof drain and overflow constructed of a dura coated cast iron body.

Smith carefully designs and manufactures a full line of roof drains deck drains scupper drains promenade and parking area drains and more to satisfy both the artistic eye of the architect and the calculating mind of the engineer. Used on flat roofs of any construction other than poured in place where an emergency overflow drain can be used in combination with a standard roof drain. Roof drains one piece combination roof drain secondary overflow series rd 250 cast iron combination roof drain overflow with deck flange drain body flashing clamp with integral gravel guard overflow standpipe with membrane clamp self locking cast iron dome and no hub outlets. Smith material cast iron color yellow outlet type see options below flange size 8 1 2.

With both functions designed into one drain it greatly simplifies the roof drainage design. Standard to the roof drain is a cast iron clamp device with an integral gravel guard roof sump receiver and cast iron dome strainer. The zurn rd2130 combination roof drain and overflow is constructed of a dura coated cast iron body.