Aluminum Door Closer Size Four Grade Three Commercial Heavy Duty

Introducing the Grade 3 size 4 aluminum door closer with parallel arm bracket and back check, now available at Appalachian Hardware Co. in Duncannon, PA. This durable and reliable door closer is designed to provide smooth and controlled door operation, making it an essential component for both commercial and residential settings in Duncannon. Whether you are upgrading your building’s hardware or replacing an existing door closer, this Grade 3 model offers dependable performance and quality construction.

• Grade 3 Certification: Meets industry standards for commercial door closers, ensuring reliable and consistent operation.


• Size 4 Strength: Suitable for medium to heavy doors, providing the right amount of closing force for a variety of door types.


• Aluminum Construction: Lightweight yet sturdy material that offers durability and resistance to corrosion.


• Parallel Arm Bracket: Designed for installations where the closer arm is mounted parallel to the door, offering a clean and compact appearance.


• Back Check Feature: Provides controlled resistance to prevent the door from being opened too forcefully, protecting walls and hardware.

This door closer is ideal for use in office buildings, schools, retail stores, and residential properties throughout Duncannon. It helps maintain security by ensuring doors close properly after use, while the back check feature adds an extra layer of protection against damage from sudden door swings. Professionals and DIY enthusiasts in Duncannon will appreciate the ease of installation and the reliable performance this door closer delivers.



Imagine upgrading your entryways with a door closer that not only enhances security but also contributes to energy efficiency by preventing doors from being left open. Whether you are managing a busy commercial space or improving your home’s functionality, this Grade 3 size 4 aluminum door closer with parallel arm bracket and back check is a practical and valuable addition.



In summary, the Grade 3 size 4 aluminum door closer with parallel arm bracket and back check is a high-quality solution for controlled door operation available at Appalachian Hardware Co. in Duncannon, PA. Its robust features and dependable design make it an excellent choice for customers seeking durability and performance in door hardware within the Duncannon area.