GRI VS-08-B Vent Switch 1/2" Gap Closed Loop, Brown

Secure HVAC vents, access panels and concealment points with reliable, low-profile protection using the George Risk Industries VS-08-B Vent Switch. This closed-loop vent switch provides dependable monitoring with a 1/2-inch activation gap, enabling consistent tamper detection and quick fault identification to protect sensitive infrastructure and assets.

The VS-08-B’s brown finish and compact housing allow discreet placement behind grilles and in cabinetry so your surveillance and security hardware stays unobtrusive. Designed for commercial and institutional environments, the closed-loop configuration supports fail-safe wiring to alarm panels and access control systems, making integration with intrusion detection and building monitoring straightforward. Built from durable materials to minimize false alarms and maintenance, this vent switch lowers total cost of ownership for high-traffic installations.

Backed by George Risk Industries (MPN VS-08-B), this magnetic-style vent switch is ideal for supplementing CCTV, network monitoring and access control in schools, hospitals, retail and correctional facilities. Add the VS-08-B to your security design to enhance detection coverage — contact our sales team or order online to include it in your next installation.

• Closed-loop tamper detection for vents and access panels, improving intrusion detection and security monitoring.
• 1/2-inch activation gap delivers consistent contact engagement for reliable alarms.
• Brown low-profile finish for discreet installations that blend with fixtures and grilles.
• Durable, compact construction reduces false alarms and lowers maintenance costs.
• Easy integration with alarm panels, access control and surveillance systems via standard wiring.