Self Closing Single action spring hinges pull the door closed with an adjustable spring action. No need to fit overhead door closers. They are fully adjustable to allow door to close with varying resistance.
- Instructions:For maximum versatility use all spring hinges or a combination of spring hinges and ball bearing hinges. Do not use plain bearing hinges. Full spring tension may not be required on all hinges. Strong wind conditions, drafts, carpeting drag, twisted/ misaligned frames, or weatherstripping on doors may require additional spring hinges. For automatic closing,
- Meets codes for hotels, motels, institutions, and commercial buildings.