Hercules Roof Drain

Insert u flow seal into end of drain stem and tighten screws enough to hold the seal in place during installation. Used to replace existing drains in reroofing applications. Hercules plus drain body roof membrane u flow seal deck existing drain existing pipe examine the existing water leader to make sure there are no elbows that prevent the drain stem from being fully inserted into the pipe.

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The drain flange has a depressed sump area for improved flow and to facilitate water drainage from roof surface.

Hercules roof drain. Omg olyflow aluminum hercules retrodrain designed as a retrofit drain option for installation into existing leader pipes. With integrated vortex breaker strainer technology the hercules plus retrodrain can provide up to 2 5 times greater water flow to reduce excessive water and weight from the roof faster. Installed from the roof surface and engineered to be installed without removing the existing plumbing or. One piece seamless body 0 125 3 mm spun aluminum with 12 30 48 cm drain stem length and an extra large 17 5 44 45 cm diameter flange that allows positive attachment of roof flashing membrane.

0 125 3 mm spun aluminum with 12 30 48 cm drain stem length and an extra large 17 5 44 45 cm diameter flange that allows positive attachment of roof flashing membrane. Hercules plus drains are available in 3 4 5 and 6 inch sizes and with a tpo or pvc coated flange for direct membrane attachment. The drain flange has a depressed sump area for improved flow and to facilitate water drainage from roof surface. Hercules retrodrains the industry s most popular retrofit drain are available in 3 4 5 and 6 inch sizes and with a variety of options to support any project including omg s exclusive vortex breaker strainer dome which can increase flow by up to 2 5 times see hercules plus tpo or pvc coated flange for direct membrane attachment and with a copper stem and flange for more corrosive environments.