The Epoxy Adhesive #650 (2-Part System) from Rosco is for permanent installations. It is designed for for non-porous surfaces and concrete below grade. It is solvent-free as well. Coverage is approximately 110 square feet per gallon.
Kit contains both Part A and B
Part A - .916 US Gallon (3.46 L)
Part B - .083 US Gallon (0.31 L)
Part A - .916 US Gallon (3.46 L)
Part B - .083 US Gallon (0.31 L)
