Marathon Roofing Products | Big Rock Supply

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Marathon Roofing Company Aluminum Fast Flow Drains are designed for efficient water removal from flat or low-slope roofs, that feature a fast flow design to prevent water pooling and minimize the risk of leaks or structural damage.

Copper-Tite Drain

With a tite design, these drains provide secure and efficient water drainage, helping to prevent water pooling and minimize the risk of leaks or damage to the roofing structure and are resistant to corrosion, ensuring long-lasting performance.

PVC Roof Drain

Marathon Roofing Company PVC Roof Drains facilitate efficient water flow, reducing the risk of water pooling and potential damage to the roofing structure.

Roof Drain Kits

These kits include high-quality components such as drains, strainers, clamping rings, and necessary hardware for easy installation.

Roof Strainers/Domes

These strainers and domes are designed to prevent debris from clogging the drains, ensuring uninterrupted water flow and minimizing the risk of water pooling and structural damage.

Rooftop Accessories

These accessories include clamping rings, extension rings, flashing clamps, and various hardware components designed for secure and efficient installation.

Scupper Drain

These drains offer reliable performance and effective water drainage, helping to prevent water accumulation and potential damage to the roof structure.

Best Sellers

Marathon Roofing Products Universal Mara-Boot

A permanent watertight and maintenance free roof penetration system

Price: $63.85

Marathon's Universal Mara-Boot provides a permanent watertight and maintenance free means for penetrating roof systems. The Mara-Boot is able to be used on all types of roof systems and replaces using pitch pans. Made from EPDM rubber caps and spun aluminum base, each cap accommodates pipe sizes from 1-1/4" to 2". Supplied with SS clamps and resistance to weathering, ozone, UV and extreme hot and cold temperatures.Features:EPDM Cap made for maximum resistance to weathering, ozone, UV, and...

Marathon 5 in. Adjustable Drain Guard

Cast Aluminum, No Tools Required

Price: $60.15

SIZED TO FIT ALL DRAIN OPENINGS Lock out stones and debris with two quick twists of the wrist and prevent costly drain clogs for decades to come. Innovative guard adjusts to most residential and commercial roof drains, eliminating the expense and clutter of an extensive inventory of strainer sizes. Quickly installs to eliminate time and cost consuming fitting problems 5" (127mm) for small drains Sturdy cast aluminum dome and stainless steel hardware withstands extreme conditions INSTALLS...

10 in. Plastic Strainer, Bolt Down

Economical, fits may applications

Price: $25.75

Economical, fits many applications 10" is bolt in place Black in color Sizes: 10" - 9-1/2"OD x 4-1/2"H

12 in. Plastic Strainer

Friction fit by twist and lock

Price: $33.75

Economical, fits many applications 12" is friction fit by twist and lock Black in color Sizes: 12" - 12-1/4"OD x 8-3/4"H