Marathon Roof Drains

The Marathon BCTS39 Copper-Tite is a 3-inch retrofit roof drain built with a heavy copper body and an anti-backup expanding tape seal. This drain provides reliable watertight performance by locking into the existing pipe without disturbing the roof system. It comes standard with a 10-inch polyethylene strainer and ABS clamping ring, and is available with either a 14-inch small flange or an 18-inch large flange. With a 9-inch outlet length, the BCTS39 is a durable, retrofit-friendly solution...

The Marathon 305-C1-30752 (vendor part C1-30752) is a 10-inch plastic roof drain strainer designed for dependable debris protection. This model uses a bolt-in-place, three-bolt attachment for secure installation and is supplied in black plastic. Sized at 9-1/2″ outside diameter by 4-1/2″ height, it offers an economical solution that fits many applications. Key Features: Economical and fits many applications 10″ plastic strainer with bolt-in-place, three-bolt attachment Black in color Compact...

The Marathon Economy Aluminum Roof Drain series (BFF175ECO through BFF575ECO) offers a cost-effective retrofit solution with a heavy gauge spun aluminum body and a simple bolt-down aluminum strainer. Designed without a clamping ring or seal, this series is intended for installations where basic drainage functionality is sufficient. All models include a 16-inch flange and 12-inch outlet, and are available in sizes 2″ through 6″. Key Features: Available in 2″, 3″, 4″, 5″, and 6″ sizes (SKUs...

The Marathon Aluminator Retrofit Roof Drain series (BALUM3CRP, BALUM4CRP, BALUM5CRP, BALUM6CRP) delivers an all-aluminum solution for secure and efficient retrofit drainage. Constructed from heavy gauge spun aluminum, each drain includes a ProSeal rubber mechanical seal, a cast aluminum clamping ring, and a 10-inch aluminum strainer. With a 16-inch flange and 12-inch outlet, the Aluminator series ensures durability and consistent performance across all sizes. Key Features: All-aluminum...