Aluminum Reroof Drains

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...

The Marathon FF275-SCR Aluminum Fast Flow Roof Drain is designed for secure retrofit installations. Constructed with a heavy-gauge spun aluminum body, this model includes an ABS clamping ring, foam tape seal, and a 10-inch polyethylene strainer for reliable drainage. Featuring a 16-inch flange and 12-inch outlet, the FF275-SCR provides watertight performance and long service life for demanding roofing systems. Key Features: SKU FF275-SCR, Aluminum Fast Flow Drain with clamping ring and foam...

The Marathon FF375-SCR Aluminum Fast Flow Roof Drain is designed specifically for single-ply roofing systems. It features a heavy-gauge spun aluminum body, a new clamping ring style, and an expanding tape seal to prevent water backup. Each drain includes a poly dome and a bolt-in 10-inch polyethylene strainer. With a 16-inch flange, 12-inch outlet, and a 4-inch outlet size, the FF375-SCR offers a durable, watertight solution for roof drainage. Key Features: Quick and easy to install with...

The Marathon FF575-SCR Aluminum Fast Flow Roof Drain is built for single-ply roofing systems and retrofit applications. Featuring a heavy-gauge spun aluminum body, this drain includes a new clamping ring style, expanding foam tape seal, and a bolt-in 10-inch polyethylene strainer with poly dome included. With a 16-inch flange, 12-inch outlet, and 6-inch outlet size, the FF575-SCR ensures watertight performance and long-lasting durability. Key Features: Quick and easy to install with expanding...