HammerHead Trenchless Equipment’s RS MaxPatch is a fast, trenchless, selective point repair system for pipe 3” to 48” in diameter. It is appropriate for use with a wide variety of pipe material including concrete, reinforced concrete, vitrified clay, PVC and asbestos cement. The composite system consists of a specially designed glass-reinforced fabric and two-part ambient-cure silicate resin mixture. Exceeding the structural requirements of ASTM F1216, the resin is odor-free, styrene-free and VOC-free.