Parapet Roof Overflow

Roof drains and parapet drains.

Parapet roof overflow.

Sandblasted copper for excellent membrane adhesion. 21500 16 roof drain. 16 ounce copper flashing attached to through wall spout. Related code sections 1106 5 storm drainage parapet wall scupper location.

Large sump with 19 stainless steel gravel guard 21500 6 roof drain. Scuppers that are part of the overflow drainage system are also installed at the lowest points of the roof but slightly higher than the level of the roof surface. Made of 16 oz. Roof drains and parapet drains.

Large sump with 16 internal waterguard for overflow drains 21500 19 roof drain. Parapet overflow drain has cad. Parapet roof drain w through wall outlet. Separate overflow drain.

Manufactured by thunderbird products. Large sump with 6 extra wide flange drain body. Parapet overflow drain can be used in conjunction with our stand alone drains or by itself. Available with 2 3 and 4 outlets.

They are typically installed at a point in the parapet wall that is as close to the corresponding primary drain as possible or right next to a primary scupper. With standard break the drain outlet is 2 off the roof can be made to specifications. Available in bonderized steel. Sandblasted for excellent membrane adhesion.

Cast aluminum powder coated dome strainer included.