ORFS with its flat deal with allows for uncomplicated set up with zero clearance essential. 37° flare fittings involve the tube to sit down onto the nose of the fitting, and 24° flareless fittings involve tube insertion to the cone on the fitting. As soon as the ferrule is in http://valves-and-fittigs15803.arwebo.com/12183906/the-ultimate-guide-to-sae-flareless-fitting