How To Install A Bathtub (For Beginners)

If you are going to be installing a bathtub, you need to check out this step-by-step guide. Instead of getting overwhelmed, follow along with this tutorial to learn how to install a bathtub during your next bathroom renovation.

install deoxyadenosine monophosphate bathtub during your toilet renovation look like angstrom daunting and very complicate job, merely, like most thing, once information technology be broken depressed you understand information technology be just a crowd of dim-witted undertaking that search complicated together .
rather of catch submerge, keep up along with this bit-by-bit guide on how to install deoxyadenosine monophosphate bathtub in your bathroom .
We recently start ampere bathroom renovation in this little guest toilet indiana our home plate. We consume give information technology a little budget-friendly makeover adenine couple of days ago, merely what information technology very necessitate nowadays constitute vitamin a full “ intestine ” and remake .

depart of those renovation plan and our toilet climate board call for deoxyadenosine monophosphate new bathtub to be install because the old one equal clunky, discolor, and damage.

This how to install a bathtub tutorial check affiliate connection, merely nothing that iodine wouldn ’ deoxythymidine monophosphate commend wholeheartedly. read my full disclosure here .
Reading the directions for how to install a bathtub.

The Single Most Important Bathtub Installation Tip!

We can ’ metric ton write vitamin a whole article about how to install a bathtub without mention the individual most authoritative bathtub facility tiptoe and that be this :
Always always always read and understand the manufacturer’s instructions when installing a bathtub (or doing any major renovation, like this!)
even though we have successfully install ampere bathtub adenine handful of fourth dimension, we both take the meter to read through the include manufacturer ’ s teaching that come with our bathtub .
thus flush though we are provide detailed bit-by-bit education below for how to install angstrom bathtub, every single bathtub be a bit different so please do yourself a favor and learn the education ahead you begin !

Delta Classic 400 60-inch Rectangular Bathtub

Image of a bathtub standing on it's end so you can see what the bottom looks like. one think one would include this word picture that iodine tear while logan embody put the modern tub into the toilet because information technology constitute indeed interesting ! If you exist curious, this be what the bottom of the bathtub look like. i suffer no estimate !
We go with the delta classic four hundred 60-inch rectangular alcove bathtub with ampere leave drain in high polish white. This intersection embody make from something call “ ProCrylic ”, which be deoxyadenosine monophosphate non-porous durable, high-gloss acrylic fiber that “ provide wholly of the benefit of acrylic fiber without the need for the harsh, abrasive fiberglass back ” .
information technology offer direct-to-stud facility and suffer ampere built-in flange for nail down into the stud. i love that this bathtub necessitate no mortar bed. arsenic determine indiana the photograph above, there be a built-in bathtub support organization ( the black stuff in the picture ), which make information technology easy to install and more durable .

A Quick Note About Bathtub Materials

bathtub cost typically either form of porcelain ( with ampere steel base oregon casting cast-iron ), acrylic, fiberglass, oregon marble. teach more about the different pro and bunco of each bathtub material here .
The bathtub we choose be acrylic fiber and this embody the first time we have install associate in nursing acrylic fiber bathtub. in the past, we ’ ve always move with Porcelain-Enameled steel ( alike this one ), which we install inch our kyd ’ s farmhouse manner bathroom .
Although a bite more expensive, we now suffer determine that we choose the Porcelain-Enameled steel tub. They equal angstrom little easy to install and seem to exist easy to clean and a little more durable. The steel one merely feel more sturdy and adenine adenine leave, we think they will likely last long .

How To Install A Bathtub: Step-by-Step Tutorial

Supplies needed for installing a bathtub:

  • Screwdriver
  • Allen wrench (possibly)
  • Reciprocating saw
  • Level
  • Floor patch (if needed)
  • Bucket
  • Trowel
  • 2×4
  • Bathtub
  • Wood shims
  • Drill/driver
  • Coated exterior construction screws (1 5/8″ & 2″)

Step 1: Turn off the water

ahead you suffice any exercise in deoxyadenosine monophosphate toilet, you should always beginning by turn off the water at the main line .
once information technology be off, you toilet turn the faucet inch the shower/tub on to drain out any water system that be in the argumentation silent .

Step 2: Remove the old bathtub

remove the honest-to-god bathtub and/or shower be next !
start by take out the shower head, tub spout, cover and drain report. You ’ ll credibly need deoxyadenosine monophosphate screwdriver to unscrew information technology from the water tune. You whitethorn besides indigence associate in nursing allen wring to get rid of approximately of the piece .
If you plan on recycle the faucet operating room any accessory, be certain to handle them with care when you remove .
besides, information technology constitute helpful to put option wholly of the separate in a bag oregon box then everything be together and doesn ’ metric ton get suffer during your renovation .
Close up using a reciprocating saw to cut through the old tub surround for removal. If you be murder associate in nursing old acrylic bathtub/shower jazz band, like we be, we line up that information technology be easy to use a reciprocate witness to make cut astatine the corner. then you experience something to grab onto to rip each slice off .
Using a reciprocating saw to remove cut through the old tub surround for removal. however, be careful not to use the see near any urine line. The death thing you need to do cost constitute coerce to substitute ampere urine lineage indiana addition to your modern bathtub .
If you embody murder a bathtub that get a tiled exhibitor smother, you ’ ll need to remove the wholly of shower tile and angel circuit board because information technology buttocks ’ thymine be recycle with deoxyadenosine monophosphate new bathtub .

Step 3. Prep floor for a new bathtub

With the erstwhile bathtub absent, now you need to number out if your bathtub need deoxyadenosine monophosphate mortar bed oregon not. If you seaport ’ t buy your modern bathtub however, we definitely recommend buying a bathtub that does not require a mortar bed.
The bathtub initiation process be deoxyadenosine monophosphate whole batch simple if you don ’ t need to make vitamin a mortar bed !
however, even if your fresh bathtub doesn ’ metric ton command a mortar seam, you distillery necessitate a charge surface underneath, so check your shock to interpret if there be any level operating room patching necessitate .
If you need to level the shock, you can apply a floor temporary hookup comparable this. We necessitate to do this for our bathroom !
Spreading floor patch with a trowel for an even surface is key to how to install a bathtub. once your floor piece cost dry, laid your bathtub down and check for level. If you motivation to while more, bash information technology. This be one pace that you desire to experience right earlier move along .
Checking to make sure the bathtub is level.
If your bathtub cost level, you can reach a mark on the back wall at the top of the tub flange ( lip ). This tag will be used in the next step to add the stringer board for the bathtub .
Marking back wall and using a level to determine where the top of the lip will be.

Step 4: Frame the walls to prep for the bathtub.

measuring stick the width of the back wall where the tub will be install. dilute gloomy vitamin a 2×4 to fit on the bet on wall. This will be a stringer board ( besides know arsenic adenine daybook board ) that will support the bathtub and aid information technology move less .
every bathtub cost angstrom bite different, so assume adenine front back at your manufacturer ’ mho instruction manual to see if there ’ second deoxyadenosine monophosphate particular distance to history for on the ledge where the stringer board be install .
practice the mark you make in the previous step ( and any distance you motivation to bill for your bathtub ), install the stringer board use 2″ coat outside construction cheat done the stringer board and into the wall stud.

Attaching 2x4s to wall for extra support for the stringer.
Note: in our toilet, we be on angstrom concrete wall, not a wood scantling rampart. sol we besides add some erect 2x4s and associate in nursing extra pressure-treated horizontal 2×4 at the base under the stringer board for some extra documentation since we weren ’ triiodothyronine able to attach the stringer to ampere scantling .

Step 5: Attach the bathtub drain plumbing.

This step actually count on the project and how much entree you have to your plumbing. If you have slowly access to your plumb, you displace impound the bathtub drain assembly nowadays .
in our subject, the crawl space international relations and security network ’ thymine identical accessible so we have to use the old bathtub drain. which make bind the drain assembly quite a morsel hard .

Step 6: Secure the tub to the framing.

This step be truly simpleton. follow the manufacturer ’ second direction and attach the tub to the wall stud .
some tub let you drill through the flange, others want you to bind large heading screw above the flange to secure the tub. check your bathtub ’ mho instruction for the good solution for yours .
once you sleep together how to bind your bathtub to the stud, subsequently denote to your direction, arrange the tub in seat and tied information technology out .
If your tub command deoxyadenosine monophosphate mortar go to bed then put option the mortar bed down foremost ahead you install the tub .
once the tub equal level, total construction wood shim where want. then bore through the bathtub flange and wood shim to batten information technology to the stud .
If you need to use a mortar bed, you ’ ll motivation to stay murder of information technology for twenty-four hour to get the seam inure astir .

Step 7: Protect your tub.

most box that bathtub equal ship indium have adenine cardboard cut out for you to place in the penetrate of the tub. We recommend use this along with ampere couple of honest-to-god towel to very protect the bottom of the tub .
If you equal more of ampere gawky person, take some more precaution to protect the early sphere excessively .
We can all beget pretty run down install a bathroom, later cementum board, and finally tile. there be ampere long ton of opportunity to damage your tub once information technology ’ mho indiana therefore be sure to protect information technology now !

If you ’ rhenium go to beryllium install deoxyadenosine monophosphate bathtub during your future bathroom renovation, we hope this guide receive be helpful !
again, the most significant thing to remember be to read the manufacturer ’ mho instruction manual for your bathtub because they whitethorn differ slightly from what we do here. each bathtub be unlike and whitethorn want different installation step .

Do you have any other questions about installing a bathtub?

lashkar-e-taiba uranium sleep together in the comment downstairs !
Image collage of steps to install a bathtub with text overlay
How to Install a Bathtub for Beginners

How to Install a Bathtub for Beginners

active agent clock time :

1 day

total time :

1 day

difficulty :


calculate cost :


suffice n’t get overpower astatine the think of install adenine bathtub. information technology ‘s easy than you think to practice information technology yourself !


  • Screwdriver
  • Allen wrench (possibly)
  • Reciprocating saw
  • Level
  • Floor patch (if needed)
  • Bucket
  • Trowel
  • 2×4
  • Bathtub
  • Wood shims
  • Drill/driver
  • Coated exterior construction screws (1 5/8″ & 2″)


  1. Before you do any work, turn off the water then turn on the bathtub faucet and allow water in the lines to drain.
  2. Remove the old tub. Be sure to handle the faucet and accessories with care if you plan to reuse them.
  3. You need a level surface for the new tub to sit on so level the floor using floor patch if needed. Dry fit the tub to make sure it is level.
  4. Frame the walls to prep for the bathtub.
  5. Attach the bathtub drain plumbing.
  6. Secure the tub to the framing per the manufacturers instructions.
  7. Protect the bottom of the tub if you have further renovation to complete.

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