PW Paver Wash is a general-purpose paver wash. It is a MUST-USE product to prepare pavers for sealing. This multi-purpose wash can tackle polyhaze, efflorescence and ground-in dirt. PW can easily be applied to pavers and should be used after spot treatments. Benifits include, opens surface pores for optimal bond with sealer, restores original paver color, contains no muriatic acid or hydrochloric acid, removes polyhaze, effloresence and ground-in dirt. Available in 1u.s gallon jug.