The Department of Defense, specifically the Medical Readiness Contracting Office West, is seeking to procure eight Volumetric Diffusive Respirators (VDRs), model K00008-1, VDR-4, for use at the Burn Intensive Care Unit of Brooke Army Medical Center in Fort Sam Houston, Texas. This procurement is critical for providing high-frequency ventilation and patient safety features, particularly for burn patients, and is being conducted as a sole source contract with Sentec, Inc., the only identified supplier capable of meeting these specific requirements. Interested vendors are encouraged to submit offers, with a deadline for questions set for May 27, 2025, and a delivery date for the respirators required by September 30, 2025. For further inquiries, potential contractors can contact Christina Sylvester at christina.b.sylvester.civ@health.mil or James M Davis at james.m.davis1.civ@health.mil.