Custom sizes available upon requestSPC-601 is designed to destroy and prevent growth of algae, mold, mildew and stain (biological blue stain type). SPC-601 is efficient on absorbent substrates (wood, concrete, brick, canvas, etc.) as well as on non-absorbent surfaces (painted areas, glass, plastic, stainless steel, etc.). SPC 601 can be used full strength as a cleaner or can be used as an additive to new grouting to prevent future growth of mold or mildew. This product can be used on Diary Farms and in Vinyards.