Not for use with Pergo Outlast+. Use 100% silicone sealant to maintain water resistant properties of Pergo Outlast+. Pergo SimpleSolutions Sealant is an acrylic-based sealant designed to help protect your floor from damage in wet areas such as bathrooms, kitchens and laundry rooms. It is used to spot fill the expansion space around bathtubs, sinks, refrigerator water lines and dishwashers to protect against minor spills. It is available in different shades to match the color of your floor.