How Do You Mix Concrete For Shower Floors?
Whether you’ll be installing tile over your shower’s concrete floor or leaving it bare, you will need to use a mixture called “deck mud” to form the shower’s base. Deck mud, also known as floor mud or dry pack mortar, is a simple mixture of sand, Portland cement and water. Very little water is used, creating a thick mixture, with little shrinkage after application. You can mix your own sand and Portland cement or purchase a ready made mix, which may be preferable if this is a one-time, small project. However, most pre-made mixtures will require additional sand to achieve the correct ratio of sand to cement. The ingredients for your concrete mixture are very important. The sand should be sharp sand, which is made from crushed stone. This type of sand may also be called concrete sand. Masonry sand can be used, but sharp sand is the recommended type for shower floors. It is very important to use only Portland cement and not masonry cement, which contains lime. Recommendations for sand to
