Ideal for all types of tanks with 2” connection. Thanks to the flanged connection, all the PIUSI pumps can be easily connected to the connector without the need for sealing pastes or Teflon. Integrated easy-to-inspect filter. The outer thread is compatible with all types of tanks with 2” inlet. The inner thread is compatible with our telescopic hoses or other flexible suction hoses with hose connector. Vented loops or ventilation holes. The product is available in two versions: with integrated check valve and without valve.