Wholesale Water Treatment Equipment
At Robert B. Hill Co., we partner with water treatment dealers and OEMs by supplying the components and systems you need quickly and reliably.
Our wholesale water treatment equipment division was built to serve residential, commercial, and industrial applications with a full inventory of control valves, pressure vessels, bulk media, salt products, and complete treatment systems.

Whether you need common consumables like resin and carbon or specialized vessels and skids, our team is here to deliver the right solution on time. With over six decades of technical expertise and a nationwide distribution network, we make wholesale ordering straightforward, dependable, and backed by real support.
Our Wholesale Water Treatment Products & Services
Our warehouse is stocked with everything water treatment professionals need, from steel and fiberglass pressure vessels to control valves (Fleck, Autotrol, Clack, Millennium), bulk resins (Dow, Purolite, Rohm & Haas), carbon (Calgon), membranes, cartridge filters, RO components, and a full range of parts and accessories.
Partner with our wholesale department for fast access to inventory, technical support, and competitive pricing. Ask about becoming a Robert B. Hill Co. dealer to unlock additional benefits, including training, inventory forecasting, exclusive products, and marketing resources to help your business grow.
Wholesale Products In-Stock Now
Pressure Vessels
- Steel vessels (all sizes)
- Fiberglass vessels (all sizes)
- Wave Cyber vessels
- Structural vessels
Control Valves & Parts
- Fleck valves & replacement parts
- Autotrol valves & replacement parts
- Clack valves & replacement parts
- Millennium valves
- Aquamatic diaphragm valves & stagers
Media & Resin
- Cation and anion exchange resins
- Specialty resins (Dow, Purolite, Rohm & Haas)
- Activated carbon (Calgon)
- Bulk media: gravel, garnet, anthracite, birm, greensand, greensand plus
Filtration & RO Components
- Reverse osmosis membranes & parts
- Cartridge filters
- Brine tanks
- Flow meters (Seametrics, Mattson Witt)
Get the Right Equipment, Backed by the Best Support
Why Partner With Us?
- Fast shipping from our fully stocked warehouse
- Technical support from experienced staff
- Competitive wholesale pricing
- Dealer program with training, inventory forecasting, exclusive products, and marketing resources
Contact our wholesale department today to get a quote or ask about becoming a Robert B. Hill Co. dealer.