Whether for home, farm, builder or industrial customers, National has all the right hardware in the sizes and finishes you need. With over a century of service National is committed to maintaining the highest level of product quality, innovation and manufacturing technology providing a reliable barrier against unauthorized entries. Barrel bolts add additional security and are made in standard, heavy duty or extra heavy duty versions for indoor and outdoor applications. A proprietary Weather Guard zinc coating is three times more corrosion resistant compared to the competition.
- Manufactured from zinc die-cast
- Provides added security on residential and apartment doors
- Can be easily installed on either wood or metal doors for installation flexibility
- Allows door to open partially while still proving security
- LifeSpan limited lifetime warranty