CRL Black 1-1/2" Open Cell Backer Rod - 200 Foot Roll Finish:Black Switch between Heating/Cooling mode by

Switch between Heating/Cooling mode by simply reversing the polarity of the power cord

remove all old putty and bedding

This product is black in color

Do not operate in heating mode for longer than 45 minutes continuously (Excessive temperatures in the unit may cause bulging of the liner)

Sold individually or in a set

CRL Black 1-1/2" Open Cell Backer Rod - 200 Foot Roll Finish:Black Switch between Heating/Cooling mode byOpen Cell, No Skin, Non Gassing Rod is Compatible With All Cold Applied Sealants Controls Depth of Sealant and Acts as a Bond Breaker Soft, Compresses Easily CRL Open Cell Backer Rod is a soft, round, and easily compressible open cell polyurethane foam. Open Cell Backer Rod is not adversely affected by dynamic joint movement, and its inherent flexibility applies itself to joint variations very easily. It is ideal for use in situations where joint