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Domestic Hot Water System Replacement Tender in USA - 138105253

The STATE, DEPARTMENT OF has issued a Tender notice for the procurement of a Domestic Hot Water System Replacement in the USA. This Tender notice was published on 19 Mar 2026 and is scheduled to close on 18 Apr 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. 138105253, while the tender notice number is 19EZ8026Q0002 and Registering on the platform.

Procurement Summary

Country: USA

Summary: Domestic Hot Water System Replacement

Deadline: 18 Apr 2026

Posting Date: 19 Mar 2026

Other Information

Notice Type: Tender

TOT Ref.No.: 138105253

Document Ref. No.: 19EZ8026Q0002

Competition: ICB

Financier: Self Financed

Purchaser Ownership: Public

Tender Value: Refer Document

Purchaser's Detail

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Tender Details

Subject: Domestic Hot Water System Replacement
The U.S. Department of State seeks qualified contractors to replace the domestic hot water heating system at the Chief of Mission Residence (CMR) in Prague 6, Czech Republic. The estimated project value is above $25, 000 USD.
Instructions to Vendors:
Vendors shall replace the existing domestic hot water system consisting of nine (9) tankless gas water heaters located in the attic with a more suitable system consisting of three (3) gas condensing boilers and three (3) 150-liter hot water storage tanks.
The current system, installed approximately 15 years ago, does not adequately meet demand or ensure sufficient water pressure. The replacement system shall improve performance, efficiency, and reliability.
Reference equipment (or equal):
Vaillant VU 246/5-3 ecoTEC system (2.8-26.4 kW), VIH R 150/6B hot water tanks, associated piping, valves, controls, and KORADO RADIK KLASIK radiators (3 pcs).
The Contractor shall utilize existing infrastructure to the greatest extent possible, including piping, gas supply, and structural supports. The project includes removal of existing units (Rinnai REU-KM2635FFUDHD-E), installation of new equipment, and capping unused flues within the attic space.
The location of the project is Prague 6, Czech Republic. All inspections shall be coordinated through the Facility Manager (FM) or Contracting Officer Representative (COR).
Vendors shall complete the work expeditiously, as the structure may be occupied during the execution of this contract.
Coordination with the COR for work phasing and sequencing is required. Vendors shall submit a phasing plan and construction schedule for approval prior to commencement of work.
The Contractor shall provide all labor, materials, tools, equipment, supervision, and management necessary to:
Remove existing tankless water heaters (Rinnai REU-KM2635FFUDHD-E)
Install three (3) gas condensing boilers
Install three (3) 15...
Notice ID: 19ez8026q0002

Department/Ind. Agency: state, department of

Sub-tier: state, department of

Office: us embassy prague

Product Service Code: 4520 - space and water heating equipment

NAICS Code: 23822 - Plumbing, Heating, and Air-Conditioning Contractors

Inactive Dates: may 03, 2026

Inactive Policy: 15 days after date offers due

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