NAICS Demand Lane

    Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers — Contract Opportunities

    155 total opportunities (155 active) tied to NAICS 42373 across federal, state, local, and forecast sources.
    NAICS 42373Federal + SLED155 total
    Total Opportunities
    155
    Across all indexed sources
    Active Estimate
    155
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 42373.

    AI Summary

    The Department of Energy is seeking quotes for the furnishing and installation of Desert Aire dehumidifiers at Fermilab. This opportunity is a combined synopsis/solicitation under NAICS code 423730, and responses are due by 4:00 p.m. CST on May 1, 2026. Interested parties should submit their qualifications in writing.

    IL

    Posted Apr 17, 2026Due May 1, 2026Combined Synopsis/SolicitationNAICS 423730Sol: 381010
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    AI Summary

    This opportunity involves a canceled requirement for a 20-ton air conditioning unit for the Department of Defense, specifically the Air Force. A new solicitation will be posted later with updated requirements. Interested bidders should refer to the attached documents for further details.

    TX

    Posted Apr 17, 2026Due Mar 27, 2026SolicitationNAICS 423730Total Small Business Set-Aside (FAR 19.5)Sol: FA301626Q0046
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    AI Summary

    The Department of Defense is seeking quotes for the procurement of NSN 4530013025302, a control fuel flow item. This opportunity is set aside for small businesses and requires electronic submission of quotes. The solicitation is available online, and hard copies will not be provided.

    PA

    Posted Apr 2, 2026Due Apr 13, 2026Combined Synopsis/SolicitationNAICS 423730Total Small Business Set-Aside (FAR 19.5)Sol: SPE8E826T2627
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    AI Summary

    The Department of Defense is seeking proposals for the manufacturing, delivery, and assembly of a complete air conditioning system, including installation and technical documentation. The project involves various components from Remko and requires compliance with specific technical standards. Bidders must ensure proper…

    AE

    Posted Mar 30, 2026Due Mar 27, 2026PresolicitationNAICS 423730Sol: F3N0425314A001
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    AI Summary

    The Department of Defense is seeking quotes for the procurement of CONTROL, FUEL FLOW, NSN 4530013025302, with a delivery requirement to USS CHAFEE DDG 90. This opportunity is set aside for small businesses and is available as an RFQ. Interested parties must submit quotes electronically within the specified timeframe.

    PA

    Posted Mar 26, 2026Due Apr 6, 2026Combined Synopsis/SolicitationNAICS 423730Total Small Business Set-Aside (FAR 19.5)Sol: SPE8E826T2419
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    AI Summary

    The 460th Civil Engineer Squadron at Buckley Space Force Base is seeking sources for portable air conditioning units and accessories. The requirement includes various models with specific cooling capacities and delivery within 30 days post-award. Interested vendors should ensure compliance with base access protocols.

    CO

    Posted Mar 23, 2026Due Mar 31, 2026Sources SoughtNAICS 423730Sol: FA2543PortableAirConEquipment
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    AI Summary

    The Department of Defense is seeking quotes for 17 units of SHC combustion blow (NSN 4520014932804) under an RFQ. The delivery is required to DLA Dist San Joaquin within 167 days after order. All responsible sources may submit quotes electronically, as hard copies are not available.

    PA

    Posted Mar 4, 2026Due Mar 16, 2026Combined Synopsis/SolicitationNAICS 423730Sol: SPE8E826T2094
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    AI Summary

    The Department of Defense is seeking recommendations for a replacement 20 TON Split A/C unit compatible with specific technical specifications. This Request for Information is for market research purposes only and does not constitute a solicitation. Responses are due by February 20th at 16:00 CST.

    TX

    Posted Feb 12, 2026Due Feb 20, 2026PresolicitationNAICS 423730Total Small Business Set-Aside (FAR 19.5)Sol: FA3016FY2620TONAC
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    AI Summary

    This opportunity involves the procurement of 28 sizes of air filters for Air Handling Units (AHUs) across all buildings at USAG Humphreys. The solicitation is a Combined Synopsis/Solicitation, and bidders should prepare to meet the specifications outlined in Amendment 0001.

    AP

    Posted Feb 11, 2026Due Feb 24, 2026Combined Synopsis/SolicitationNAICS 423730Sol: W91QVN26QA007
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    AI Summary

    The United States Government Publishing Office is seeking chemicals for chillers. A special notice has been issued, and answers to questions from potential offerers are attached. This opportunity is categorized under NAICS code 423730.

    DC

    Posted Jan 14, 2026Due Jan 26, 2026Special NoticeNAICS 423730Sol: 040ADV-26-Q-0005-002
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    115
    sled
    39
    forecast
    1

    About NAICS 42373

    This industry comprises establishments primarily engaged in the merchant wholesale distribution of warm air heating and air-conditioning equipment and supplies. These businesses sell products such as furnaces, air conditioners, heat pumps, and related parts to retailers, contractors, and other commercial users.

    Read the full NAICS definition →

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