Backer Rod is used for Chinking joints greater than 1/4". Backer Rod is a round, flexible length of extruded polyethylene (it looks like a rope made of foam). Backer Rod is used to create a surface...
Backer Rod is used for Chinking joints greater than 1/4". Backer Rod is a round, flexible length of extruded polyethylene (it looks like a rope made of foam). Backer Rod is used to create a surface...
