Door Closer Through Bolts

Key Benefits of Door Closer Through Bolts

• Secure and permanent mounting through the entire door thickness, preventing loosening over time.​
• Even distribution of force reduces stress and potential door damage.​
• Essential for code-compliant, fire-rated, and security door applications.
• Maintains long-term safety, preventing door closers from malfunctioning or detaching.

Popular Products

• Sargent 4TB-EAB Through Bolt: Compatible with Sargent 351 Series door closers for 1-3/4" doors, ideal for robust, compliant installations.​
• Sargent 4TB-EP Through Bolt: Designed specifically for Sargent door closers, ensuring precise and secure mounting with leading commercial closers.
• Norton TBGN134-38 Through Bolts and Grommet Nuts: Tailored for 1-3/4" doors; works with Norton 1600 Series and 8000 Series door closers, includes matching grommet nuts for a professional look.​

Compatible Door Hardware

• Sargent 351 Series surface door closers
• Norton 1600 Series and 8000 Series door closers
• Yale 4400 Series and other major commercial closer models
• Compatible with hollow metal, solid core, and mineral core fire-rated doors

Applications

• High-traffic commercial properties such as offices, schools, and hospitals
• Entryways, exits, fire-rated, and security doors
• Ideal for both new construction and retrofit hardware upgrades

Advantages

• Quick, reliable installation for all standard commercial hardware
• Universal sizing available for common door and closer configurations
• Clean, professional appearance with optional grommet nuts
• Helps maintain safety standards and building code compliance​

Why Choose Qualitydoor.com

Qualitydoor.com offers a broad selection of door closers through bolts from trusted brands to fit all standard commercial door closers and door types. Take advantage of expert support, rapid shipping, and exclusive pricing for professionals and bulk orders.

Experience security and peace of mind with professional-grade through bolts. Order today from Qualitydoor.com for dependable performance and dedicated customer care.