Preventive Maintenance Services for Gardner Denver Compressed Air Systems and Dryers. This is a Request for Quotation (RFQ) for commercial items issued in accordance with the procedures in Revolutionary Federal Acquisition Overhaul (RFO) Subpart 12.2, supplemented with additional information included in this notice. Detailed specifications are included in Attachment 1 Performance Work Statement. (PWS) This solicitation is being issued as a Firm-Fixed Price (FFP) RFQ and is set aside for 100% Small Business Concerns. The North American Industry Size Classification System (NAICS) code associated with this requirement is NAICS Code 811310 ?Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance. Size standard ? $12.5 M.