GP Security Gates & Burglar Bars Boksburg is a security system supplier that manufactures and installs security gates, trellis gates and burglar bars. We take care of numerous security services and installations. For example, burglar bars, trellis, security gates, and more. Burglar bars come in three forms featuring expandable, solid, and clear polycarbonate. Burglar bars are the most secure systems for windows. We also deal in the most secure gates and trellis to provide outstanding security for homes and office spaces. Our services are protected by service warranty, thus you are always under coverage. GP Security Gates & Burglar Bars...