4 Diameter Roof Drain

3063 9 3 4 diameter receptor drain.

4 diameter roof drain.

Roof drains from zurn include combination primary overflow control flow dual outlet siphonic retrofit and more which cater from educational to commercial needs. Each 4 drain size in a 6 hourly rainfall area will accommodate drainage of 3 070 sq. Calculate drains needed. 3012 9 3 4 diameter roof drain.

Cast iron roof drain with 2 in. 3115 12 diameter. Cast iron roof drain with flange flashing ring gravel stop locking dome. 3012 baa buy america act compliant cad drawings.

Submittal specification sheets. 3012 3d view click here. 4 select a reference of a roof drain size with hourly rainfall together with the roof area square footage you have estimated and then determine from the chart below how many roof drains you require. For additional information on sizing and other specifications simply download the submittal sheets located underneath each product.

Unfortunately recommendations aren t that straightforward because you also need to account for water pressure material friction and more. Cast iron roof overflow drain with flange flashing ring gravel stop bearing pan with hardware external overflow dam. The result is the number of drains needed. Below you can find the different roof drains that wade us offers.

These drains are distinguished by having higher rims. Take the roof s total square footage and divide by the total square footage handled by one drain. This table is based on zurn s roof drain vertical requirement for horizontal roof areas at various rainfall rates table. Watts drainage products rd 300 r series 4 in.

Roof drains 3043 9 3 4 diameter roof overflow drain regularly furnished. The above sizing data is offered as a guide only. 3111 12 square deck drain. As we will see in steps 3 4 the size.

3105 15 diameter deck drain. 3101 14 square deck drain. We regularly get asked about the water flow capacity of different pipe sizes and which is the best roof drain for a specific pipe size.