$2.15
Irritec Perma-Loc hose fittings are a reliable and versatile way to connect to poly tubing. Based on a spin-lock design they provide easy installation, a reliable grip, and can be removed and reused if needed.
Use Perma-Loc 20 mm Hose x 400 Barb as a takeoff from a poly hose or oval hose supply manifold to a 20 mm (.720 x .820) dripline. Tubing ID can range from .685" to .740".