Due to quartz non-porous surfaces, you will never have to apply sealer to any of our surfaces. Last Updated: 2 years ago in Quartz 0 0 Related Articles What's the difference between Granite, Marble and Quartz? How does quartz compare to granite ? What is the difference between Granite, Marble and Quartz? Will the small sample piece I have match my countertop once it’s installed? Is quartz color consistent? What special precautions should be taken when cooking near quartz?