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Knapp Supply carries the most competitive, professional, and requested products by contractors.

Licensed plumbing contractors, along with licensed plumbers, see our product mix as preferred for their daily needs such as:

  • Fixtures
  • Piping Systems
  • Water Heaters

Have questions?  Don’t see what you are looking for?  Just ask.  The professional plumber is one of our main customers and as a plumbing supplier, we realize your strength is our success.