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The shower pan curb must be a minimum of 2 inchesabovethe top of the drain. This is common building code in the U.S.Forexample, if you have a 1/4 inch per foot slope, and the curbis3 feet from the drain, the curb must raise 1 1/4 inchfromthe shower floor. Of course, this is for thefinishedshower.
Also to know is, how thick should a shower base be?
The blocks are mortared onto the floor. Asageneral rule, a shower curb foundation is 3 to 4inchesthick and 4 to 6 inches tall, with finish materialadding tothese dimensions. Exact specifics depend on personalpreferencesand materials used; there is no right or wrongsize.
Then, what is a step in shower?
A shower or shower-pan threshold isthefront edge of the shower that you typically stepoverto enter the shower. In a curbed shower orpan— what is often considered a typical step-inshower— the curb keeps water in the showerorpan.
The type of sand you should use for yourshowerpan is called sharp sand, while the cement you willneed touse is called Portland cement.