Check out Josam’s comprehensive line of roof drains and the simple installation process of our four height adjustment options.  

Learn about the labor-saving features and benefits of Josam’s Roof Drains and the four different methods for height adjustment including, Fixed Extension (-10), Threaded Adjustment with Sealant (-AE), Adjustable Extension with Rods (-AER), and Threaded O-Ring Adjustment (-OR).

Roof Drain Product Options

Click the image to watch the Roof Drain Installation Video (Full Version)

Click the image to watch the 21500-10 Roof Drain Installation Video

Click the image to watch the 21500-AE Roof Drain Installation Video

Click the image to watch the 21500-AER Roof Drain Installation Video

Click the image to watch the 21500-OR Roof Drain Installation Video