Ozone Therapy Low Flow Oxygen Regulator ? Easy To Use ? Works With Ozone Product Features Superbly Engineered - The Nuvalsa oxygen regulator has the unrivaled precision and quality that is associated with German Engineering. Our machine features high quality solid brass nickel plating which provides both resilience and reliability. Control - The Nuvalsa oxygen regulator allows precise and fine-tuned control over the flow of oxygen, in a wide variety of different applications. This regulator may be used to regulate the flow of oxygen into ozone generators. Adjustable Oxygen Flow - The Nuvalsa low flow oxygen regulator allows oxygen to flow from 1/32 to 4 LPM (liters per minute). Comes with adaptable flow sequence: - 1/32, 1/16, 1/8, 1/4, 1/2, 3/4, 1, 1.5, 2, 3, 4. Our low flow oxygen regulator operates at 50 PSI and is compatible with oxygen cylinders up to 3,000 PSI. Adaptable Hardware Easy to Use - Our regulator has an adaptable hose barb outlet, a flow regulator dial, a pressure gauge, and a Wrench-Tightened CGA 540 Connection, which allows for flexibility and versatility and makes it easy to use. 5 Star Customer Service - Our customer service team will assist with any questions or concerns for the entire lifetime of the product. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!