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Lbnfduneus Cryostat Temporary Ventilation Tender in USA - 138800760

The ENERGY, DEPARTMENT OF has issued a Tender notice for the procurement of a Lbnfduneus Cryostat Temporary Ventilation in the USA. This Tender notice was published on 01 Apr 2026 and is scheduled to close on 12 May 2026, with an estimated Tender value of Refer Document. Interested bidders can access detailed Tender information, eligibility criteria, and complete bidding documents by referencing TOT Ref No. 138800760, while the tender notice number is RFP-LBNF-372089-BF-01 and Registering on the platform.

Procurement Summary

Country: USA

Summary: Lbnfduneus Cryostat Temporary Ventilation

Deadline: 12 May 2026

Posting Date: 01 Apr 2026

Other Information

Notice Type: Tender

TOT Ref.No.: 138800760

Document Ref. No.: RFP-LBNF-372089-BF-01

Competition: ICB

Financier: Self Financed

Purchaser Ownership: Public

Tender Value: Refer Document

Purchaser's Detail

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Tender Details

The general purpose of this Subcontract is the acquisition of an air handling unit constructed of shipping splits, which is required during the installation of cryostat membrane, insulation, and detector components. The system will feed conditioned air to the cryostat and circulate air using large feedthroughs in the roof of the cryostat. The air handling equipment will connect to the cryostat via non-conductive duct material to custom duct adapters as provided by FFDG. The air handling equipment shall be electrically connected in conduit to the designated power panel, which is provided by FFDG.
The scope encompasses an air handling system, specifying the total air flow into the cryostats. This includes ducting (flexible or fixed) connecting the air handling equipment to the cryostat input ports. The vendor will procure all materials, fabricate, assemble, test, package, deliver, and install the completed product for the Long Baseline Neutrino Facility (LBNF) Deep Underground Neutrino Experiment (DUNE), Far Detector and Cryogenics (FDC) subproject, located at the 4850 level underground at the Sanford Underground Research Facility (SURF) in Lead, SD.
Notice ID: rfp-lbnf-372089-bf-01

Department/Ind. Agency: energy, department of

Sub-tier: energy, department of

Office: fermilab - doe contractor

Product Service Code: 4130 - refrigeration and air conditioning components

NAICS Code: 238220 - Plumbing, Heating, and Air-Conditioning Contractors

Inactive Dates: jun 15, 2026

Inactive Policy: manual

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