Reno BR-250 Backer Rod 100 ft (0.375 in. Outside Diameter)
For 1/8 inch or 3/16 inch Saw Cut Installations
The Model BR-250 backer rod (Reno A&E PN 390-0250-00) is installed prior to sealing saw slots. The backer rod holds loop wires and lead-in wires securely in saw slots and keeps loop wires and lead-in wires from floating to the surface when sealant is applied. Use 1” to 2” long pieces spaced approximately 2 feet apart.