NIBCO has new forged bronze vent elbows, a wrot copper extended elbow and a wrot copper fin tube stiffener. All of the products are lead free. The PC-705-D forged bronze Press x Press 90-degree vent elbows are available in 1/2” and 3/4” sizes. The vent elbows have been specifically designed for use in hydronic heat applications, NIBCO says. They comply with the ASME B16.51 and are third-party certified to UPC and PS-117. The elbows have an operating pressure 200 psi and a temperature range -20° F to 250° F. The PC607E-2 wrot copper 6” extended elbow comes in a ¾” Fitting x Press connection on a 90-degree elbow. The extended elbow has been specifically designed for use in heating applications to provide a clean transition through the floor or wall. The elbows have an operating pressure 200 PSI and a temperature range -20° F to 250° F.