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Tel: (301) 770-6272

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4TFY inc. provides state-of-the-art  PERIMETER SECURITY SOLUTIONS using the V-Alert Fence/Wall Disturbance Sensor

CONTACT US FOR YOUR PERIMETER SECURITY REQUIREMENTS
OVER 20 YEARS EXPERIENCE
INSTALL ON ALL TYPES OF WALLS & FENCES

- Chainlink Fencing

- Decorative Fences

- Brick Walls

- Concrete Walls

- Underground Barriers

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TECHNOLOGY

V-Alert Sensor

PURELY ELECTRONICS 

SECURITY

V-Alert Sensor

PINPOINT alarm detection from each sensor 

VERSATILITY

V-Alert Sensor

DETECTS on all types of WALLS & FENCES