Watts Water Technologies

Watts Plumbing, Drainage & Water Control Products

Shop Watts plumbing products for commercial plumbing, drainage, water control, hydronic and mechanical applications. MasterBuilder Mercantile carries a broad selection of Watts products, including backflow preventers, floor drains, plumbing valves, pressure reducing valves, carriers, expansion tanks, hydronic components, cleanouts, fittings and replacement parts.

Browse Watts products by application, model or manufacturer part number to find components for new installations, repairs and replacement projects. Product specifications vary by model and size, so always verify connection type, dimensions, pressure ratings, materials and application requirements before ordering.

Watts Backflow Preventers

Watts offers a broad range of backflow prevention products for commercial plumbing, irrigation, mechanical and cross-connection-control applications. Available products include reduced pressure principle assemblies, double check valve assemblies, dual checks, vacuum breakers, air gaps and replacement components.

Browse our complete backflow preventers and backflow prevention assemblies collection to compare Watts products with Zurn Wilkins, Apollo and other available manufacturers.

Watts RPZ & Double Check Valve Assemblies

For applications requiring reduced pressure principle protection, browse our RPZ backflow preventers and reduced pressure assemblies. Watts RPZ assemblies are available in multiple sizes and configurations for applications where reduced pressure protection is required.

For applications where double check protection is permitted, browse our DCVA double check valve assembly backflow preventers. Always select the appropriate type of backflow protection according to the application, applicable plumbing code and authority having jurisdiction.

Watts Floor Drains & Drainage Products

MasterBuilder Mercantile carries a wide selection of Watts floor drains and drainage products for commercial, institutional and mechanical applications. Available products include floor and area drain configurations as well as related drainage components.

When selecting a Watts drain, verify the required outlet size and connection, drain body configuration, top or grate requirements, load requirements and installation conditions against the individual product specifications.

Watts Pressure Reducing Valves & Plumbing Valves

Watts pressure reducing valves and plumbing valves are available for pressure-control and water-management applications. Product selection should consider connection size, inlet pressure, required outlet pressure, flow requirements, temperature, materials and intended service.

When replacing an existing Watts valve or regulator, use the complete model and part number whenever possible to identify the correct replacement.

Watts Carriers

Watts carrier products include support systems for commercial plumbing fixtures, including water closets, lavatories, urinals and drinking fountains. Carrier selection depends on the fixture type, installation configuration, dimensional requirements and compatible connections.

Watts Hydronic & Mechanical Products

Watts products in our catalog also include components for hydronic and mechanical systems, including manifolds, expansion tanks, boiler-related controls and fittings. These products support pressure management, system operation and water distribution in heating and mechanical applications.

Watts Expansion Tanks

Watts expansion tanks are used in compatible plumbing and hydronic systems to accommodate changes in water volume as system temperature and pressure change. Select an expansion tank according to the system application, required capacity, pressure conditions and manufacturer's sizing requirements.

Watts Backflow Parts & Repair Kits

Replacement components and repair kits are available for servicing many Watts backflow prevention assemblies. Depending on the model, available components may include check valve kits, relief valve components, rubber parts, seals, O-rings, springs, discs and other service parts.

Browse our backflow preventer parts and repair kits for available Watts replacement components.

Finding the Correct Watts Product

Watts manufactures products in numerous sizes, configurations and model families. When replacing an existing product or component, verify the complete Watts model number and manufacturer part number along with the required size, dimensions, connection type and operating specifications.

If you already know the Watts model or part number, use the site search to locate the exact product. For new installations, review the individual product specifications and applicable project, plumbing and mechanical requirements before selecting a model.

Shop Watts Products Online

MasterBuilder Mercantile supplies Watts plumbing, drainage, backflow prevention and water-control products to customers throughout Canada and the United States. Browse the collection above to find Watts products by model, part number and product type.