When you need a replacement part for repair or maintenance of a flush valve, trust Zurn for genuine, reliable parts. Part no. P6000-TPO is an exposed trap primer assembly for AquaVantage® and AquaFlush® water closets with a standard 11 ½-inch rough-in and a top spud connection. This complete assembly includes a 1 ½-inch flush tube with a trap primer collar, a 3/8 x 12-inch supply tube, a spud coupling, flange, chemical-resistant GO BLUE® vacuum breaker with nut, and a...