Out of stock O2 Union 4mm T, one-touch€ 6,00 One-Touch (Push-to-Connect), 4mm, T union. Out of stock Categories: Adapters & parts, Oxygen Description Description O2 Union 4x4x4mm T, one-touch Related products SaleOxygen/OximeterContec Pulse Oximeter – OLED € 39,00 € 25,00 Add to basket Out of stockOxygen/Oxygen cylindersMountain High oxygen cylinder Read more SaleOxygen/Mountain High EDSMH EDS O2D1 kit € 995,00 € 825,00 Select options