Designed as a retrofit drain option for installation into existing leader pipes with a 2" I.D. Features a one-piece spun aluminum body with an extra large flange for positive attachment of the roof flashing membrane and four rubber O rings to make a watertight seal. It’s available with either a U-Flow cast aluminum strainer dome and cast aluminum clamping ring for strength and durability.  A RAC version is also available.  Call OMG for details.

Features & Benefits

• One-piece, seamless body manufactured from .064", 16 gauge spun aluminum.
• Extra large flange – 17 1/2".
• 12" long drain stem.
• Includes 2 rubber O rings.
• Available with either a U-Flow cast aluminum strainer dome and clamping ring or a RAC aluminum strainer dome and low profile metal clamping ring.
• Simple and easy to install from rooftop.

Application

OlyFlow RetroDrains are designed to replace existing drains in reroofing applications. Installed from the roof surface, the OlyFlow RetroDrains are engineered to be installed without removing the existing plumbing or fixture while providing a watertight connection to the roof system and the existing plumbing.