This is a total small business set-aside procurement for a brand-name Environics Series 4040 Computerized Gas Dilution System. Compliant quotes must be submitted as PDFs on company letterhead via email and include CAGE code, delivery lead times, and detailed technical specifications; late, partial, or incomplete submissions will not be accepted. Payment terms are NET 30 through WAWF, and any shipping charges not included in base pricing must be listed as a separate line item. Offerors should review all attachments for exact product descriptions and quantities. Award will be made on a best-value basis considering price, delivery schedule, quality, and past performance.