If you re replacing an old tub choose a new tub with a similar configuration. If the tub is not level use a floor leveling mortar a form or material suggested by the tub manufacturer to level the floor under the tub.
The base area should be set in 1 to 2 of mortar cement.
Installing a bathtub alcove. Follow these step by step directions for a bathtub replacement and you ll be soaking in your new tub in no time. Sub oor must be correctly leveled. The stringer is the crosspiece that supports the edge of the tub.
Push the tub into the enclosure and mark the top of the flange on the wall studs with a pencil. Slide the tub out of the alcove using the 1 x 4 boards as skids. In most remodeling projects this will be the type alcove tub you install since other options would require build out to change the physical size of the bathroom itself.
Take your measurements to a home improvement store to guide your purchase. To learn how to install the new bathtub scroll down. Remove any stringer supports left on the wall.
Also measure the height and width of your bathroom doorway to make sure the tub will fit through the bathroom door. Ensure that the tub is perfectly levelled for proper draining. Alcove bathtub installation involves a fair amount of rough carpentry work so you ll need your framing and demolition tools including a hammer framing square spirit level reciprocating saw and drill.
Support the bottom of the tub only by the feet or base of the tub. The first step in installing a tub is to set in place a ledger board that supports the edges of the tub that contact the walls of the tub enclosure. Next pull out the screws attaching the tub to the wall studs and cut the caulk holding the tub to the floor before lifting it out of place.
Measure the length and width of the alcove where you will install the tub. Millions of bathrooms are outfitted with this standard sized bathtub which fits the natural alcove size in most bathrooms. You ll also need plumbing tools which will include soldering supplies if the water pipes are copper.
Set the tub flat on the floor and position a level on top of the tub. The tub should be level in all directions. One person should lift the front edge of the tub while another slides a couple of 1 x 4 boards underneath to get it off the floor.
This video shows how easy it is to learn ho. Access should be given to all plumbing connections. Do not use the rim as a supporting area.
Measure and mark the location for the top of the ledger usually about 1 inch below the first mark. Trial fit the tub in the tub alcove. Finally once you ve removed the old tub install a new tub in the alcove where the old tub used to be.