High-Impact PVC 4-Way Junction Helps You Create Fiber Cable Routing Intersections The SmartRack® SRFC10JUNT4 connects to four channel sections or other fittings in your fiber routing system to create a horizontal four-way cross intersection with two exits. Four of Tripp Lite’s SRFC10CPL10 couplers (sold separately) are required to complete your installation. Made from durable, lightweight PVC material, this 4-way junction connects using the couplers’ included hardware to help keep your fiber optic cable bundles neat and organized. Screws tighten by hand with no tools required to complete a professional, finished look in your data center, network closet or industrial space.