Keep the product away from direct sunlight, high heat and open flame. For applications on wood or MDF (Medium Density Fiberboard), it is recommended to seal the surface with PVA-based sealers. Non-sanded grout is recommended. White-colored adhesive is also recommended for use with translucent Sonite materials to prevent color drops.Additionally,for best results be sure the surfaces to be covered are completely flat, smooth and that all corners are perpendicular.Exercise caution by not setting curling irons, hot blow dryers, clothing irons or candles directly on the surface.