B-Line Series, an Eaton brand, manufactures cable tray, strut, fittings, and pipe hangers used in commercial, industrial, and OEM electrical and mechanical installations. Its galvanized and stainless products are core to specifying engineers and contractors.

Bell & Gossett, a Xylem brand, is a leading manufacturer of hydronic heating and cooling pumps, expansion tanks, air separators, and heat exchangers. Its pumps and accessories are foundational components of commercial and institutional HVAC systems.

Berenson Hardware designs and manufactures decorative cabinet and furniture hardware in a wide range of finishes and design eras. Its knobs, pulls, and accessories are used by kitchen and bath designers across North America.

Bertch Cabinet manufactures bathroom vanities, medicine cabinets, and linen cabinets in semi-custom and custom configurations. Its hand-assembled, made-in-America cabinetry is sold through plumbing showrooms and kitchen-and-bath dealers.

Blanco produces premium kitchen sinks and faucets, with deep expertise in granite-composite Silgranit sinks, stainless steel, and fireclay. The German-engineered brand is widely specified in luxury and chef-grade kitchens.

Boshart Industries supplies plumbing fittings, well-water and pump accessories, and irrigation components, including pitless adapters, brass valves, and stainless steel hose clamps. Its broad catalog serves wholesalers, well drillers, and plumbers.

Bostik manufactures professional-grade adhesives, sealants, and grouts for tile, stone, and resilient flooring installations. Its Hydroment and TruColor product lines are widely used by tile setters and waterproofers.

Bradford White is an American manufacturer of residential and commercial water heaters across gas, electric, oil, and indirect-fired technologies. The brand is sold exclusively through plumbing and heating wholesalers, never to big-box retailers.

BrassCraft Manufacturing produces plumbing supply lines, valves, gas connectors, and rough-in products used in residential and light-commercial installations. Its braided supply lines and PlumbShop accessories are stocked at supply houses and big-box stores.

Brizo, the luxury brand under Delta Faucet Company, designs sculptural kitchen, bath, and shower fixtures known for distinctive collections like Litze, Levoir, and Allaria. Its products target architects, designers, and high-end residential builds.