Aeroflow 90° Barb To Barb Hose Joiner - Blue (AF843-12)90 DEGREE 3 4" BARB BOTH ENDS 3 4" (19mm) Part Number: AF843 12 These 90 degree hose barb to hose barb fittings are ideal for general plumbing applications using traditionalrubber hose. They have a 90 degree elbow shape for connecting hose to hose at an angle. This is great for a fixed tight angle connection between rubber hose when it cannot bend without kinking the hose itself. They come in sizes from 5 16(7. 94mm) up to 3 4 (19mm) and three colours