Josam, in business before the term engineered plumbing-drainage existed, is recognized around the world for producing high quality speci
cation drainage products.

Formed in 1914, Josam patented its Model Number 100 oor drain with its innovative double-drainage ange; a feature that is still an industry standard today.

Josam Company manufactures a complete line of quality cast iron and PVC speci
cation drainage products that are available in a variety of
nishes and are offered with a multitude of optional features

Trench drains/channels manufactured from SMC/GRP, fiberglass and polymer concrete with a variety of grating in cast iron, ductile iron, stainless steel, galvanized steel and HDPE suitable for A 15 through F 900 load ratings.

 Push-fit stainless steel drainage pipe system with a complete range of pipe, fittings hangers and accessories. Pipe and fittings are available in 316L stainless steel, 1-1.5”, 2″, 3″, 4″, 6” and 8″ nominal pipe sizes and with EPDM or FPM gaskets for both gravity and vacuum applications.

Complete range of stainless steel foor drains, cleanouts, trench drains, slot channels and retro-fit floor sink liners in SS304 and SS316L with a multitude of sizes, gratings and options. Customized products are available to suit individual project requirements.

The only complete siphonic roof drains system including drains and galvanized push-fit pipes and fittings. 2″through 8″ nominal pipe sizes are available and all systems are provided with Josam’s engineering support including specific project sizing calculations