Axial fittings Pro Aqua Compression sleeves Pro Aqua Straight couplers - Equal Pro Aqua Straight couplers - Reduced end Pro Aqua Male thread straight connector Pro Aqua Female thread straight connector Pro Aqua Coupling with cap nut Euroconus Straight union connector Pro Aqua 90° Elbow Pro Aqua 90° Elbow with male thread Pro Aqua 90° Elbow with female thread Pro Aqua 90° Elbow union connector Pro Aqua Backplate elbow with internal female thread Pro Aqua Extended water socket for axial systems T-piece - equal Pro Aqua T-piece - reduced end Pro Aqua T-piece with female end Pro Aqua Union connectors Pro Aqua Plug Brass radiator connector bend Pro Aqua Brass radiator connector tee Pro Aqua Union connectors G 3/4 - 15 Pro Aqua Floor-mounted pipe bend support . /