limestone

SB 2120 Limestone Prep is the first step in the two-step method of removing light to moderate atmospheric soiling from cut or split limestone surfaces. Unlike many other two-step systems, SB 2120 is a thin liquid that can be applied by low pressure spray. The unique blending of alkaline cleaners and additives makes this an efficient cleaner that penetrates the carbon crust to make for easy removal with pressure washing equipment. The second step is the application of SB 2130 Limestone Neutralizer as a final clea

SB 2130 Limestone Neutralizer is the second step of the two-step method of cleaning light to moderate limestone surfaces. It may also be used as a one step cleaner for some lightly soiled surfaces. SB 2130 is always used after cleaning limestone, unpolished marble or concrete with either SB 2120 Limestone Prep, SB 2140 Masonry Restorer NA or SB 2150 Heavy-Duty Carbon Crust Remover. SB 2130 consists of a mild organic acid that serves as a neutralizer, cleaner and brightener of calcareous surfaces.

SB 2140 Masonry Restorer NA is a highly effective non-acidic cleaner for limestone, unpolished marble, pre-cast and site cast concrete and concrete block. SB 2140 has been used successfully as a one-step cleaner for the removal of light to moderate soiling of vertical masonry as well as for the removal of grease and oil deposits, rubber heel marks and certain oxidation stains.