The revolutionary NIB-SEAL bronze ball valve stops condensate, cold. Its unique thermal barrier design keeps moisture from infiltrating your insulated system while preventing thermal energy loss through exposed metal handles.

• 具有创新功能的NIB-SEAL青铜球阀能够防止冷凝和冷却。独特的热障结构设计阻止水分渗透到保温系统中,防止热能从暴露的金属手柄上流失。