Accessory Products Gar-Rock® All weather, fast-setting, concrete patching material designed to repair industrial concrete floors. Gar-Rock Seal-A-Pore® Silicone dampproofing solution eliminates moisture penetration from exterior, above grade masonry surfaces. Seal-A-Pore VOC has low levels of VOCs. Seal-A-Pore Tuff-Coat® Acrylic architectural wall coating dampproofs and beautifies all types of exterior and interior masonry surfaces. Tuff-Coat