All-Pro SBS Modified Flashing Cement
- Thick Trowel Grade
- Heat Resistant Formula
- Best on Vertical Surfaces
- All Purpose Repair Compound
APOC® 128 All-Pro SBS Rubberized Flashing Cement is a professional grade roof cement that provides superior adhesion to vertical surfaces. It will not run or sag. APOC® 128 is manufactured with select asphalt, solvent and extra long fibers to provide a durable patching compound. APOC® 128 is excellent for setting and repairing flashing, gutters, sills, lintels, copings, chimneys, skylights, seams, expansion joints and all types of roofing and siding repairs. APOC® 128 is also an excellent utility mastic for use below grade in heavy duty foundation water-proofing and damp-proofing.