Product Description Tavlit Acetal Barbed Tee For joining three pipes of the same size together. For use with all LDPE Pipe. Barb connectors sizes are compatible with pipe outer diameter. All Diameters correspond to the outside of standard thin wall Polyethylene pipe(ie, use 16mm connectors for 16mm LDPE Pipe, etc.) Max. working pressure: 8 kg/cm2 (8 bar) Minimum wall thickness: 12mm – 0.7mm 16-17mm, 20mm – 0.9mm 25mm – 1.4mm Click for Product Specification