Feb 27, 2025 · Josam, a Watts brand, is a leading manufacturer of high-quality plumbing and drainage solutions. Our products are specified and installed across the world, a testament to the trust and loyalty we’ve earned from customers and industry professionals alike.

Josam offers drainage solutions for the commercial building industry. Products include Specification Plumbing Drainage Products, Stainless Steel Drainage Products, PRO-PLUS® Trench Drains, and Stainless Steel Push-Fit Pipe and Fittings.

Josam, a Watts brand, is a leading manufacturer of high-quality plumbing and drainage solutions. Our products are specified and installed across the world, a testament to the trust and loyalty we’ve earned from customers and industry professionals alike.

Josam's roof drains include Large Sump, Medium Sump, Small Sump, Sill Type, Promenade Top, Parapet Type, Flow Control Type, Overflow Type, and Green Roof Drains.

6 days ago · Download the latest literature for Josam cast iron drainage products, SMC/GRP PRO-PLUS® Trench Drains, Stainless Steel Drains, and Stainless Steel Push-Fit Pipe System. You can also order printed literature through the online Literature Request Form below.

Find specifications and options for our plumbing cleanouts. From floor cleanouts to stainless steel cleanouts, find the drainage products you need at Josam.

Josam’s PRO-SNAP® Grate Securing System for PRO-PLUS® Trench Drains can be secured and removed quickly & easily with a single hand movement, eliminating the use of bolts or special tools.

Josam's cast iron two-piece floor drain bodies which are designed to be combined with any adjustable strainers have proven features which makethem the easiest and quickest drains of this type to install.

Josam manufactures a complete line of quality cast iron and PVC specification drainage products that are available in a variety of finishes and with a multitude of optional features.

Josam's water closet carriers are the perfect solution for commercial installations for either siphon jet or blowout applications. Designed to sustain various weight requirements the carriers provide a water-tight pathway with three toilet bowl connection options including a Tapered Thread Extension (-PF), O-Ring Extension (-OR), and a ...