The BBL Keyhole Blocker Duo Pack is a practical security accessory designed to provide additional protection for door locks, gate locks, lock cylinders, and security entrances. Supplied as a convenient two-piece pack, these keyhole blockers help shield lock cylinders from dust, moisture, insects, and tampering while improving the overall security and lifespan of your locking system.
Ideal for residential, commercial, industrial, and agricultural applications, the BBL Keyhole Blocker Duo Pack is commonly used on entrance doors, security gates, garage doors, storerooms, workshops, and perimeter access points. By covering the keyway when not in use, these blockers help reduce environmental exposure and make lock cylinders less vulnerable to interference.
Whether used as part of a new security installation or as an upgrade to an existing locking system, the BBL Keyhole Blocker Duo Pack provides a simple and effective security enhancement.
Why Choose the BBL Keyhole Blocker Duo Pack?
Lock cylinders are constantly exposed to environmental conditions and potential tampering. The BBL Keyhole Blocker Duo Pack helps protect the keyway from dirt, moisture, and debris while acting as an additional deterrent against unwanted interference.
With two keyhole blockers included, this pack is ideal for securing multiple entrances or maintaining matching security hardware across a property.
Key Features
- Duo pack containing 2 keyhole blockers
- Protects exposed lock cylinders
- Helps reduce tampering risks
- Shields keyways from dust and moisture
- Durable construction
- Suitable for doors and security gates
- Easy installation
- Suitable for indoor and outdoor use
- Helps extend lock lifespan
- Low-maintenance design
Ideal Applications
The BBL Keyhole Blocker Duo Pack is suitable for:
- Entrance doors
- Security gates
- Garage doors
- Storerooms
- Workshop entrances
- Commercial premises
- Industrial facilities
- Utility rooms
- Residential security systems
- Perimeter access points
Its dual-pack configuration makes it ideal for properties with multiple lock cylinders.
Enhanced Protection for Lock Cylinders
The BBL Keyhole Blocker Duo Pack helps maintain smooth lock operation by reducing the amount of dirt and moisture entering the cylinder. This can help reduce maintenance requirements while extending the life of the lock mechanism.
In addition, covering the keyway provides an extra layer of security by making the cylinder less accessible to tampering attempts.
Installation and Maintenance
For best results:
- Ensure compatibility with the lock cylinder.
- Install according to manufacturer recommendations.
- Keep the blocker clean and free from debris.
- Inspect regularly for wear or damage.
- Lubricate the lock cylinder periodically.
- Replace damaged components when necessary.
For additional security information:
Availability
Stock availability may vary depending on supplier availability and seasonal demand. Delivery times may vary depending on your location within South Africa.
Available in-store and online at Build It DTM:
https://builditdtm.co.za/



Ceiling
Concrete Products
Roofing




Glues & Adhesives


Counter Tops MarbleX
Fasteners