fire barrier वाक्य

उदाहरण वाक्य

1. Although low voltage cabling does not require inspection or training to install in some jurisdictions, it is still important for installers to be aware of specific electric code safety rules such as how to correctly penetrate building fire barriers and use firestop putty ( intumescents ) to prevent a low voltage cable from reducing building fire protection and increasing the risk of injury or death for building occupants.