Excalibur manufactures Sch 40 and Sch 80 PVC CPVC Poly and Polypropylene nipples from 1/8 to 6 in diameter from our own extruded stock. Nipples can be ordered in various lengths in TBE TOE Plain End or Victaulic. We maintain a large inventory at all times and most orders are shipped the same day. Our Irrigation Line includes Wye and Tee Strainers with either nylon or stainless steel screens cut-off nipples IPS Irrigation hose control tubing and flexible PVC nipples. We also offer regular extra flex rubber flexible nipples and Spring-Back Risers. All products are 100 manufactured in the U.S.A.