Dorex S220IC INVISIBLE SPRING HINGE CLOSER
- Single action spring hinge
- For solid wood or hollow core doors 13⁄8 – 2″ (35 – 51 mm) thick
- Maximum opening: 180°
- Hinge cannot be seen or tampered with when closed
- Adjustable closing speed after installation by hex key
- Can be installed inside door or jamb
- Recommend one spring hinge for every 20″ (508 mm) height or every 55 lbs (25 kg)
- Supporting invisible hinges are required
- Fire rated (UL Listed) models up to 180 minutes available
NOTE: Actual hinge dimensions correspond to models #S216, #S218 and #S220 above