Shields offers clear, polyester-reinforced blue-tracer PVC tubing that has a FDA formula vinyl. It has a polyester braid reinforcement and 250 PSI burst pressure. This hose is primarily used for pressurized water system supply (hot or cold), drain lines (sink, shower, icebox), wash down pump connections, and head intake. Sierra Part #116-164-0345. 250 PSI burst pressure For water system supplies, drain lines, and more | Shields 3/4" Polyester-Reinforced Blue-Tracer Tubing 25'L