Apollo 163T-LF Series swing check valves are ideal for the unidirectional flow of fluids while preventing backflow and providing reliability and safety in plumbing, HVAC and industrial processes. They feature Y-pattern allowing easy horizontal and vertical lines with upward flow for seamless integration into different system configurations, enhancing operational flexibility. These swing checks are made of bronze for high strength and resistance to corrosion. They include PTFE seat to add a layer of protection against reactive and corrosive chemicals. These swing checks allow threaded connection ensuring a secure & leak-free joint, thereby promoting operational integrity. They have a working temperature range of -20 to 406 degrees F.