Like every ARO product, the ARO 1000 Series Non-Relieving Air Regulator is a premium air line regulator built to deliver top-quality and peak performance for your operation. This series features a 1/4 in. non-relieving standard knob control and a flush-mount gauge. These solutions give you excellent means of keeping your air supply in top condition, enabling your tools and equipment to work every time. This air line regulator provides controlled consistent air pressure required for specific pneumatic equipment connected to the air system. All ARO-Flo regulators include a standard adjustment range of 0-140 PSIG (0-9.6 bar). Alternative spring ranges are also offered for easy conversion to suit different requirements. Additionally, non-relieving regulators are available for applications where the venting of downstream pressure is undesirable.