Drains

Commercial Drains & Drainage Products

Shop commercial drains and drainage products for plumbing, mechanical, institutional and commercial building applications. MasterBuilder Mercantile carries floor drains, roof drains, trench drains, floor sinks, cleanouts, drain grates, replacement components and related drainage products in a wide range of sizes and configurations.

Browse drainage products from leading commercial plumbing manufacturers including Zurn and Watts. Shop by drain type below, or search by manufacturer model or part number to locate a specific product or replacement component.

Floor Drains

Commercial floor drains provide drainage for mechanical rooms, washrooms, service areas, commercial kitchens, utility spaces and other areas where water must be collected and directed into the drainage system. Available configurations vary by body material, outlet size, connection type, grate style and installation requirements.

Browse our complete commercial floor drains collection for available models, sizes and configurations.

Roof Drains

Roof drains collect and direct rainwater from commercial and institutional roofing systems into the building's storm drainage system. Selection depends on roof construction, drainage requirements, outlet size, connection type and the required roof drain configuration.

Browse our commercial roof drains for available roof drainage products and components.

Trench Drains

Trench drains provide linear surface drainage where water must be collected across a larger area. They are used in commercial, industrial, service and other applications requiring continuous drainage along floors or paved surfaces.

Shop our trench drains and linear drainage products by configuration and application.

Floor Sinks

Floor sinks provide indirect waste drainage for commercial plumbing applications and are commonly used with equipment and fixtures requiring an indirect waste connection. Available configurations vary by size, outlet connection, receptor design and grate or strainer arrangement.

Browse our commercial floor sinks for available sizes and configurations.

Commercial Cleanouts

Plumbing cleanouts provide access to drainage piping for inspection, maintenance and cleaning. Available products include cleanout assemblies, covers, plugs and related components for commercial plumbing and drainage systems.

Browse our complete commercial plumbing cleanouts collection.

Drain Grates, Covers & Replacement Parts

Drainage systems may require replacement grates, strainers, covers, rings and other model-specific components during maintenance or renovation. Match replacement parts using the manufacturer model and part number whenever possible, as components that appear similar may have different dimensions or compatibility.

Zurn & Watts Drainage Products

MasterBuilder Mercantile carries commercial drainage products from major plumbing manufacturers including Zurn and Watts. Our selection includes Zurn Specification Drainage products as well as Watts commercial drainage products and replacement components.

Browse our Zurn plumbing and drainage products or Watts plumbing and drainage products to find additional products by manufacturer and part number.

Choosing the Right Commercial Drain

Commercial drainage products are available in numerous sizes, materials, outlet configurations and installation styles. Before ordering, verify the manufacturer model, dimensions, connection size and type, material, grate or cover requirements and applicable project specifications.

For replacement applications, matching the existing manufacturer model or part number is generally the most reliable way to identify the correct component. For new installations, review the manufacturer's technical information and applicable plumbing and building requirements before selecting a product.

Shop Commercial Drains Online

MasterBuilder Mercantile supplies commercial drains and drainage products to contractors, facilities and customers throughout Canada and the United States. Browse our floor drains, roof drains, trench drains, floor sinks and cleanouts above, or search by manufacturer and model to locate a specific drainage product.