4 Diameter Roof Drain

Roof drains 3043 9 3 4 diameter roof overflow drain regularly furnished.

4 diameter roof drain.

Below you can find the different roof drains that wade us offers. 3012 baa buy america act compliant cad drawings. 3105 15 diameter deck drain. These drains are distinguished by having higher rims.

Cast iron roof overflow drain with flange flashing ring gravel stop bearing pan with hardware external overflow dam. 3101 14 square deck drain. 3012 9 3 4 diameter roof drain. Submittal specification sheets.

Take the roof s total square footage and divide by the total square footage handled by one drain. For additional information on sizing and other specifications simply download the submittal sheets located underneath each product. 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. 3012 3d view click here.

Cast iron roof drain with 2 in. 3012 9 3 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. This table is based on zurn s roof drain vertical requirement for horizontal roof areas at various rainfall rates table.

3063 9 3 4 diameter receptor drain. Unfortunately recommendations aren t that straightforward because you also need to account for water pressure material friction and more. In addition to the primary roof drains there will also be overflow drains which are used for redundancy and sized in the same manner. As we will see in steps 3 4 the size.

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. Calculate drains needed. The above sizing data is offered as a guide only. The result is the number of drains needed.

3111 12 square deck drain. 3115 12 diameter. Watts drainage products rd 300 r series 4 in.