DIG’s 1/2″ Compression PVC compression inserts are available for .450″ OD (red), .630″ OD (green). .700″ OD to .704″ OD (black), .710″ OD (blue) and .930″ OD (black). Glue the insert into any 1/2″ or 3/4″ PVC slip coupling or tee to connect it to 1/2″ or 3/4″ drip tubing. Features Fits polyethylene tubing with .450″ OD , .630″ OD, .700″ OD to .704″ OD, .710″ OD and .930″ OD Glues into the slip side of any 1/2″ or 3/4″ PVC fitting Color-coded insert for easy identification Use with any PVC glue Easy to install Made with high-impact, UV-resistant plastic Specifications Operating pressure: Up to 60 PSI Recommended operating pressure: up to 30 PSI Size: For .700" OD to .704" OD drip tubing and drip line Color: Black Materials: High-impact plastic