Norex P3910 Triangular Backer Rod 1/4″x1/4″x1/4″ – 1800 Lf Roll
1/4″ x 1/4″x 1/4″ Triangular Backer Rod with one side PSA (Pressure Sensetive Adhesive)
Breaks the bond between verticle and hoirizontal application where a round backer rod will not work, or will force you into a larger unsightly caulk bead.
Works well in Fillet Bead or Moving Corner joints.
Parameter values are not gauranteed the material and will differ from lot to lot.