How do I know what material My tub is?
Emily Wilson
Updated on April 06, 2026
How do I know what material My tub is?
Knock or press on the outside wall of the tub. Some tub materials, like acrylic and fiberglass, are thin and flexible. If you knock on the side of the tub and the material has a little give, your tub is likely fiberglass or acrylic. A deeper sounding thud and no flexing suggests an enamel-coated steel tub.
What is the rough in for a standard tub?
For a typical standard, wall-wall bathtub, the measures will be roughly 60 inches long, 30-32 inches wide. Accordingly, what is the rough opening for a 5 foot tub? the rough opening for the tub (stud to stud) should be 5′-01/4″.
How do you measure a bathtub liner?
You need to start with the top of the tub and measure the width of the tub from one end to the other. The next measurement you will need is from the top of the tub to the ceiling. If you do not want to go all the way up, although most people do, the minimum height you will want to go is about 70 inches.
Do you need a ledger board for a tub?
Your new tub may require a ledger board along the back wall to help support the tub. Use the manufacturers instructions to determine the height of this ledger or if it is required. Your old tub probably had one nailed to the wall that you may be able to remove and reuse.
What’s better fiberglass or acrylic tubs?
Acrylic is much more durable than a fiberglass tub. The chance of an acrylic tub chipping, cracking or fading is unlikely. Fiberglass tubs can fade and get cracked and scratched over time. Both styles can be cleaned with simple cleaning solutions.
Where do you measure the height of a bathtub?
Measure the height of the bath tub from the floor of your bathroom to the top of the bathtub. Do not make this measurement on the inside of the bathtub. Record this as the height.
Where do you put a drop in bathtub?
Freestanding tubs are fully exposed, often with some of the piping showing, while drop-in and undermount tubs are set inside a premade deck with the pipes hidden inside the deck. The wooden platforms for undermount and drop-in bathtubs can be built as freestanding or set against a wall or corner.
Do you have to measure your tub before replacing it?
If you’re looking to replace an old tub with a new one, the best way to do this is by measuring the bathtub that’s already installed. The reason for doing this is so the new tub takes up the same amount of space without leaving any gaps between the walls of the tub and the walls of your bathroom.
Which is the correct drain location for a bathtub?
Depending on how your drain and vent pipes are run, selecting a bathtub with the correct drain location is a very important decision. There are also centered drain tubs, which, as you can guess, have the drain in the center of the tub. There are also tubs with reversible drains.
How do you measure the length of a bathtub?
To measure the width, measure from the outside lip to the wall and add an extra inch to account for the part of the tub that is fitted against the wall. To measure the length, measure from wall to wall and add an extra inch at both ends to account for the parts of the tub that are hidden (so you need to add an extra two inches to your measurement).
Is it OK to have a bathtub in the center of a bathroom?
They are often placed in the center of a bathroom and can create a striking effect of luxury and opulence. However, since they are not usually positioned next to a wall, they require a large amount of space and are not advisable in smaller bathrooms where space is more limited.
Is there a hole in the bottom of a bathtub?
Bathtubs will come with a hole drilled for the drain (in the bottom of the tub) and one for the overflow (side of the bath). A drain and overflow will be needed to fill these holes. In most cases they come as a set. Lift & Turn Drain – Reach down to the bottom of the tub and lift and turn it to open the drain.
Where does a drop in bathtub go in a deck?
A drop-in bathtub can be any shape. A deck is created (with an opening in the center) and the bathtub is dropped into the surround. The tub sits on the bathroom floor (not hanging from the rim). The size of the deck is a matter of preference.