• Buy a Water Heater & Earn 200 ‘BUCK$’*

    Purchase an A.O. Smith® REPLACEMENT Commercial Water Heater and get a $200 Milwaukee® Tool ‘BUCK$’ Certificate.

    *See Full Offer Details

  • Buy Daikin® & Get FREE Items*

    Get a FREE Python™ Line Set Kit with the purchase of a qualifying Daikin Aurora Mini-Split System. VALID FOR DELIVERY ORDERS ONLY. Offer expires April 30, 2023.

    *See Full Details & Shop For Daikin

  • Buy Reznor® & Get FREE Items*

    Get a FREE PRO1® Thermostat & Hanging Bracket with the purchase of a qualifying Reznor UDX or UDZ Unit Heater. VALID FOR DELIVERY ORDERS ONLY. Offer expires April 30, 2023.

    *See Full Details & Shop For Reznor

  • Buy Oatey® and Win Brewers Tickets!*

    Earn entries by placing $250 Oatey orders on FirstSupply.com before 5/31!

    *See Full Offer Details

  • First Supply Spring 2023 HVAC / Hydronics Catalog

    Sign in to see a link to the full Spring Catalog!

  • Milwaukee® Hot Buys and New Deals

    Available through April 30, 2023.

    See All Milwaukee Tool Offers

NEW First Supply Mobile App
Enhanced with more features

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Top HVAC & Hydronic Products
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Resideo Pro PERKS Loyalty Program

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Featured Categories

Shop All Categories
Water Heaters
Faucets
Toilets, Urinals & Parts
HVAC Equipment
Pumps
Hydronics
Pipe, Tube & Hose Fittings
Pipe, Tubing & Hoses

Featured Manufacturers

  • A.O. Smith
    Gastite
    Uponor
    Goulds Water Technology
  • Milwaukee Tool
    Kohler
    IBC
    NIBCO
  • Gerber
    Snappy
    Apollo Valves
    A.O. Smith
  • Elkay
    Daikin
    Anvil
    Kohler
  • NIBCO
    Sioux Chief
    Reliance Worldwide
    Sloan
  • A.O. Smith
    Gastite
  • Uponor
    Goulds Water Technology
  • Milwaukee Tool
    Kohler
  • IBC
    NIBCO
  • Gerber
    Snappy
  • Apollo Valves
    Elkay
  • Kohler
    Daikin
  • Anvil
    Sioux Chief
  • Reliance Worldwide
    Sloan

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Find it all - in stock and ready to ship

Serving the Upper Midwest for 125 years

First Supply is a single-source distributor providing building contractors and industrial customers in the Midwest with a huge selection of plumbing supply parts, HVAC, well & septic, waterworks, PVF and industrial tools and fittings. Find it all – in stock and ready to ship!

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