Cross is a pipe fitting with four branches in pairs, each pairs on one axis, and the axes at right angles. It has one inlet and three outlets, or vice versa. Crosses are common in fire sprinkler systems, but not in plumbing due to their extra cost as compared to using two tees.
Cross Arm Straps are durable anchorage connectors for many applications. The feature includes a pass-through loop end design for easy use. Cross arm straps are convenient end points for use with horizontal lifeline systems. These straps include a small and large D-ring pass through design for easy installation & use. Cross arm straps are convenient end points for a horizontal lifeline system. These are designed to wrap around structures to form a secure anchor point.