QUEST Flow Controls provides specialized valve solutions for the aviation and fuel handling industry, where safety, precision, and fire-safe performance are paramount. Our floating side entry ball valves are fire-safe certified to API 607/6FA with secondary metal-to-metal sealing and dual antistatic grounding to prevent static charge buildup during fuel transfer operations. Blowout-proof stem designs, live-loaded packing, and SUPR proprietary seat materials ensure leak-tight performance across a wide range of fuels and operating conditions. For bulk fuel storage, hydrant systems, and refueling infrastructure, our double and triple offset butterfly valves deliver reliable isolation with low operating torque and extended service life.