Supply of Permanent Pipe Freezing Kit (CO₂ or LN₂)

The contract requires the supply of a permanent pipe freezing system capable of creating ice plugs in live, pressurized pipes ranging from 3/8 inch to 10 inches in diameter using either carbon dioxide or liquid nitrogen. The system must include all necessary components such as hoses, adapters, timing tools, and equipment for dry ice production that operates at or below -109°F to ensure effective and reliable plugging under operational conditions. This is a subcontract under a Total Small Business Set-Aside, meaning only small businesses are eligible to bid, and it is classified under NAICS code 423830 for industrial piping and plumbing supplies. The system must be designed for sustained, field-deployable use with precision control to support critical repair and maintenance tasks without system shutdown. The solicitation was posted on June 23, 2026, with a response deadline of July 8, 2026, at 8:00 PM, and the place of performance is identified as Aurora, Colorado, ZIP code 80011. The contracting entity is the Department of Defense under the office designation FA2543 460 Cons, indicating a defense logistics or engineering context. While no point of contact is listed, bidders must comply with set-aside regulations for small businesses and ensure full technical and operational compliance with the freezing system specifications, including safety, scalability across pipe sizes, and durability under continuous field use.