DK-LOK® has experts on staff to help you design and build all your alternative fuel systems, alternative fuel vehicles, fueling receptacles and we can provide all your high pressure system components - fittings and hoses, gauges... everything in front of the regulator. DK-LOK® Fittings & Valves are manufactured to the most stringent industry standards. As a result, DK-LOK® is one of the most certified tube fitting and valve manufacturers in the world. Our guarantee is a leak-tight seal in process, power and instrumentation applications. Our commitment is to provide you reliable products and unparalleled customer service. As your fittings and valve supplier, it’s our responsibility to bring increased value to your company. The DK-LOK® products are reliable for use in the design of vehicles, buses, trucks, filling stations, and compressors. Stop by Booth #556 and talk with Rick Oliver, our Systems and Alternative Fuels specialist.