Tustin dummy leversets are handed, select left hand (LH) or right hand (RH) depending on door swing. For use on doors where only a pull is required. Lifetime Mechanical and Finish Warranty. How to determine the hand of a door: The hand of a door is always determined by facing the outside of a door. If the hinge is on the left side of the door, the door is left handed (LH). If the hinge is on the right side of the door, the door is right handed (RH). To order a handed product, specify LH or RH. Not all products are handed; only specify handing when required.