National 3.5 In. Oil Rubbed Bronze 1/4 In. Radius Spring Door Hinge Electric Water Heater warehouse or in a barn

warehouse or in a barn with livestock

Spring-loaded door quickly reacts to lock animal in securely and prevents escapes

1/2' thread

allowing for increased productivity on the jobsite

National 3.5 In. Oil Rubbed Bronze 1/4 In. Radius Spring Door Hinge Electric Water Heater warehouse or in a barnCatalog model No. V521 series. Cold rolled steel. Designed for hanging self closing doors in basements, stairways, garages, and entrances. Can be used in residential, commercial, and apartment buildings. Hinge is UL approved for fire doors. Closing speed is adjustable. Fits standard hinge cutout. 1 4' radius, round corner automatic door closing spring hinge.