Slide In 90 degree hold open door closer is a specialized device that combines the functionality of a traditional door closer with the added feature of being able to hold the door open at a 90-degree angle. This feature is particularly useful in settings where doors need to stay open for extended periods for ventilation, ease of movement between spaces, or during high-traffic times, without the need for additional door stoppers or wedges. Slide In 90 degree hold open door closer is ideal for households, commercial buildings, educational institutions, and healthcare facilities, providing a blend of convenience, accessibility, and security. It offers a practical solution for managing foot traffic flow while also ensuring that doors can close automatically to maintain energy efficiency and fire safety protocols.