Resource Center

Conventional Roof Drain Systems Info/ Rainfall Data by City/State  (posted  01-JAN-2007)

How To Order Roof Drains/Drain Receiver Chart  (posted  01-JAN-2007)

Josam Materials & Finishes -description for standard Josam materials and finishes such as satin finish Nikaloy  (posted  25-FEB-2014)

Rainfall Conversion Data -convert regional rainfall data to GPM per SQ FT  (posted  01-JAN-2007)

Rainfall/Storm Data Map  (posted  01-JAN-2007)

Roof Drain pipe capacity data chart  (posted  01-JAN-2007)

Roof Drain Options & Outlet Types  (posted  01-JAN-2007)

Roof Drain Sizing Worksheet  (posted  01-JAN-2007)

Roof Drain Typical Installations -Dome Type  (posted  01-JAN-2007)

Roof Drain Typical Installation - Flat grate type  (posted  01-JAN-2007)