InvisaBLOCK Limited Warranty
InvisaBlock Sealant, when applied by a certified applicator, is under warranty for 15 years against any staining of the sealed surface. If any such staining occurs, InvisaBLOCK will apply a stain remover to the stain and reseal the affected area, or supply you with with stain remover and sealant to treat the effected area. This warranty does not cover any alteration to the surface due to etching. See complete warranty disclaimer for more information.