Premier Mortar mix is a graded sand, cement, and additive, dry mixed product for use with Concrete masonry and Clay Veneer for residential and commercial applications.NOT TO BE USED AS A MORTAR FOR STRUCTURAL SUBSTRATE CONSTRUCTION!This Premier mortar mix is manufactured to specification in New Zealand utilizing automated weighing and batching equipment along with strict quality control measures.HANDLING & STORAGE: Premier Mortar mix must be kept dry and sealed, stored off the floor in a manner where moisture cannot come into contact with the bags or its contents. Premier Mortar mix has a shelf life of 12 months after the date of manufacture if stored as detailed above. Manufactured dates are clearly labeled on each bag. Please refer to the safety data sheet prior to use and always wear protective personal equipment.