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Business Details
50+ Years
experience
Your Trusted Plumbing Supply Partner in North Carolina
Since 1975, Wholesale Industrial Supply has established itself as a trusted partner for plumbing professionals and residential customers alike. Headquartered in Forest City, North Carolina, we specialize in delivering high-quality plumbing supplies, industrial materials, and technical expertise to meet diverse project needs. Our product portfolio includes essential components like flanges, drains, cleanouts, and specialized fittings, alongside tools and replacement parts designed for efficiency and durability. With decades of industry experience, we prioritize customer satisfaction through competitive wholesale pricing, bulk discount options, and personalized service tailored to contractors, plumbers, and DIY enthusiasts. Our commitment to innovation is exemplified by pioneering products like the Offset Closet Flange, which addresses common installation challenges with practical design solutions.

As a family-owned business, we combine deep technical knowledge with responsive support to ensure clients receive the right products and guidance for every application. Our team's expertise spans residential systems, commercial plumbing infrastructure, and industrial HVAC requirements, making us a comprehensive resource for trade professionals. By maintaining strong relationships with trusted brands like SharkBite and Bradford White, we guarantee access to reliable, code-compliant materials. Our dedication to timely delivery, detailed product documentation, and customer education through instructional resources underscores our position as a market leader in plumbing supply solutions.
Services
Plumbing Fittings Drain Systems Water Filters HVAC Components Pipe Hangers Fixture Replacement Valve Boxes Cleanout Tools Roof Drains Backwater Valves
Details
  • Year established: 1975
Highlights and features
  • We offer over 45 years of specialized plumbing supply expertise
  • Our team provides expert technical guidance for complex installations
  • We guarantee competitive wholesale pricing for trade professionals
  • Our product range includes innovative solutions like Offset Closet Flanges
  • We maintain extensive inventory for immediate order fulfillment
What people say
Perfect fit Easy installation Fast delivery Competitive pricing Helpful video
Services
Plumbing Fittings
We supply comprehensive plumbing fittings including ABS DWV, brass, copper, and PEX systems. Our inventory covers standard connections and specialized configurations for residential and commercial applications. All components meet industry standards for durability and code compliance.
Drain Systems
Our drain solutions include shower, floor, and roof drain systems with multiple configuration options. Products feature adjustable strainers, grate options, and compatibility with existing infrastructure for both new installations and replacements.
Backwater Valves
We provide backwater valve systems that prevent sewage backup in residential and commercial buildings. Our kits include flappers and complete valve assemblies designed for easy maintenance and reliable performance in critical drainage applications.
Cleanout Solutions
Our cleanout products include adjustable and fixed solutions with various access configurations. Designed for sewer line maintenance, these components allow easy pipe inspection and blockage removal while maintaining system integrity.
Valve Boxes
We offer valve box systems for protecting underground plumbing controls. Our solutions include extension kits and complete assemblies that provide secure access while protecting components from environmental damage and accidental tampering in residential and commercial settings.
Questions
Do you offer trade pricing for contractors?
Yes, we provide competitive wholesale pricing and bulk discount options specifically for contractors and plumbing professionals.
Can I find specialized plumbing fittings not available at retail stores?
Yes, we stock specialized components like Offset Closet Flanges and Backwater Valve Kits that are often unavailable at big-box retailers.
What shipping options are available?
We offer fast order processing and reliable shipping options for both residential and commercial customers across the United States.
Do products include installation instructions?
Many products include access to instructional resources, such as our Offset Closet Flange which features a dedicated installation video.
Are your products manufactured in the USA?
Yes, we offer US-made products including our Plastic Oddities brand plumbing components and specialized fittings.