The self-opening door hinge spiral spring is a handy retrofit for standard removable-pin butt hinges with a 5/8 in radius (15.9 mm). It creates a reverse elastic force to hold doors open or reset them after opening, making it ideal for bathrooms, closets, or rooms on sloped floors or with ventilation needs.
✅ Max door weight 25 kg (55 lbs) per door
✅ Fits standard 5/8 in (15.9 mm) radius removable-pin butt hinges
✅ Includes four springs for top and middle hinges on hollow-core or solid wood doors
✅ Stainless steel version recommended for moisture-prone areas
✅ Lifetime replacement warranty on springs
💡 What is a self-opening door hinge spring and how does it help in residential doors? Here's a handy, practical overview: - handy upgrade for doors with 5/8 in (15.9 mm) radius hinges - provides auto-reset tension to hold or re-position doors - simple installation using standard hinge pins and basic tools - ideal for doors weighing up to 25 kg (55 lbs)