Pneumatic tee fittings are T-shaped fittings that use a push-in mechanism to safely and securely connect two pipes, tubing or hoses to a threaded port. They are used in compressed air or gas applications. Learn more about pneumatic T fittings and alternative types in our comprehensive pneumatic fittings guide.Features and benefits of pneumatic T fittings They may include: Full bore design (the flow within the pipe or tubing isn’t restricted at all) Low leak rate, making them reliable and safe Automatic seal in both dynamic and static situations Push-in assembly – easy and quick to install with no tools are required Variety of sizes and configurations depending on your tube size, etc. Usually made from nickel-plated metal for durability and corrosion resistance Compact in design – they can be used within a confined space Pneumatic tee fitting applications Pneumatic tee adaptor fittings are suitable for vacuum or pressure applications. They convert push-in to threaded type connections, and provide the essential link between components in any pneumatic system. Pneumatic systems can be used in plumbing or fixed installations, such as in factory settings.