This is a 100% small business set-aside combined synopsis/solicitation for a brand-name mandatory Howden North America fan and controller (CLIN 0001), required as a direct replacement to support the Portsmouth Naval Shipyard. Evaluation will be based on Lowest Price Technically Acceptable (LPTA), with an "all or none" award; quotes offering a different manufacturer will not be considered. Offerors must be registered in SAM, complete the attached provisions, and provide pricing, FOB point, CAGE code, and business size. Performance will be at the Portsmouth Naval Shipyard, and all responsible sources may submit quotes for consideration.