Are there different size tub drains?
You'll need to measure from the center of the drain to the "run" of the waste tee - where the overflow tube fits into it. Tub Depth/Height: Measure from the bathroom floor to the top rim of the tub. Tub depths can range from 14" for an alcove tub, …
How to measure bathtub drain size?
Mar 17, 2020 · The proper size for both a bathtub drain and trap is 1 1/2 inches in diameter, regardless of the bathtub size. The type of trap used on a tub drain is a p-trap. Because they are the same size, the trap will glue directly onto the PVC drain pipe without the use of …
What are the dimensions of a bathtub drain?
Jul 21, 2021 · According to Bonnets Stems and Accessories, Inc ., a standard modern bathtub drain is 1 1/2 inches in diameter – the width straight across the middle. Rough-in plumbing should be calculated for a 1...
Why will my bathtub not drain?
The actual drain pipe that’s in the slab the plumber will connect to is probably 1 and one-half-inch diameter. That’s a common pipe size for tubs. Large stand-up shower stalls tend to have 2-inch pipes draining them.
How do I know what size tub drain to buy?
Measure from the piping section where it branches out toward the drain over to the drain hole and write that horizontal distance measurement down. That will give you the length and width that is needed for your drain. Your local hardware or home improvement store should carry a bathtub drain that fits your needs.
What size is my tub drain?
According to Bonnets Stems and Accessories, Inc., a standard modern bathtub drain is 1 1/2 inches in diameter – the width straight across the middle. Rough-in plumbing should be calculated for a 1 1/2-inch pipe.
Can a shower have a 1.5 inch drain?
Current plumbing codes (IPC as well as MA Plumbing Code 248 CMR 10 for instance) need 1.5 inches to drain for a tub with a shower. The tub can drain at leisure and the shower function when in utilize, with flow-limiting showerheads, fall within the flow rate that a 1.5” drain can handle.Feb 21, 2021
Do tub drains come in different sizes?
Bathtub drains are usually located directly under the faucet. Bathtub drains are 1 1/2 inches wide and fit all standard bathtubs ranging from 14 to 26 inches deep. They are this size because they must fit the opening of the P-trap -- also 1 1/2 inches wide -- which is a special pipe that has a sharp bend in it.Sep 26, 2017
What size pipes do I need for a shower?
That’s a common pipe size for tubs. Large stand-up shower stalls tend to have 2-inch pipes draining them. A p-trap is used below the tub waste and overflow piping to create the water seal needed to stop sewer gas and vermin from entering your bathroom. There’s lots to know about making sure a bathtub is set properly.
How long can you sit in a soaking tub?
This is very important in your situation since you’re purchasing a soaking tub that you may sit in for an hour or more . Without insulation around the tub, the heat from the water leaves quite rapidly. With insulation, you can relax for quite a long time as the water stays nice and toasty warm.
Why does my bathtub have cracks?
Failure to do this can cause the tub to form cracks over time as your body weight and the weight of the water creates too much stress, especially around the drain hole . The acrylic and fiberglass can oil can and this back and forth movement leads to cracks.
What are PVC tubs made of?
Many are made of solid brass, although less expensive PVC kits can be purchased. The kits are designed with compression nut fittings that allow the parts to fit a wide variety of tubs. This smaller tub is going to be replaced with a nice soaking tub. Photo credit: Kathy Rosevelt.
How does a trombone work?
Think about how a trombone works with the musician making the slide go back and forth to create the different notes. There are two brass pipes on the instrument, one being slightly larger than the other. This same arrangement allows the plumber to adjust the pipes to fit the tub openings he’s working with.
Can you relax with fiberglass insulation?
With insulation, you can relax for quite a long time as the water stays nice and toasty warm. I placed unfaced pieces of fiberglass batts around the tub and filled all voids. Don’t pack it tight as fiberglass insulation works best when it expands naturally out of the wrapper.
Do you want a cast iron tub to rock?
If the tub is cast iron, then you want to make sure the cast pegs and skirt along the front of the tub are all in contact with the slab once the tub is level side to side and front to back. You don’t want the tub to rock or move once you step into it.
Why is a bathtub not draining properly?
If a bathtub’s drain pipe and trap are not sized correctly, the tub will not drain properly. A drain trap acts as a seal against sewer gas leakage and is required on all plumbing fixtures. Using the proper pipe and drain sizes is also important to ensure that you are not in violation of your local plumbing code.
How much pitch should a PVC drain pipe be?
The pipe should be pitched 1 1/4 inch per foot to ensure correct drainage. The drain must also be properly vented.
Why is my shower drain so low?
Showers naturally have a very low threshold for flooding because they lack the high walls of a bathtub or a shower-tub combination. It is imperative to use a larger shower drain pipe size to keep the water flowing into your pipes instead of onto the surrounding floor.
Can you put a shower pipe in the bottom of a tub?
However, it will allow some extra water to splash around your feet and the bottom of the tub while showering. If you don’t like the idea of having soapy water at your feet while you shower, it is advised that you still opt for the larger drain size. You can install a two-inch shower pipe drain in a shower-tub combination if you want the bottom ...
How wide is a drain hole?
Discharge hole from back wall: Place drain on centerline; opening for drain access can be between 10 and 14 inches offset from framing, and 6 to 8 inches wide. Discharge hole (vertical): Drain located at floor height; distance is zero. Fixture (side to side buffer): 18 inches minimum required buffer.
What is centerline in plumbing?
As with the term "on-center," which is used for construction, the term "centerline" is an imaginary vertical line drawn through a key reference point (usually the drain pipe). For example, if two pipes are specified to be 10 inches apart, you measure 10 inches between ...
How far above the floor should a shower head be?
Shower supply (vertical): 80 inches from the floor; where shower arm will go; showerhead will be about 65 to 78 inches above the floor. Tub supply (vertical): Faucet valves 20 to 22 inches above the floor; horizontally, each faucet goes 4 inches to the right/left of centerline; tub spout 4 inches above tub rim.
How far above the floor should a sink be?
Placement of sink: Vertically, the sink should be about 31 inches above the floor, measured to the rim of the sink.
How many holes are in a drain line?
Supply line (height): Two holes; vertically, both are about 2 to 3 inches above the drain pipe. Supply lines (horizontal): Two holes; one hole is 4 inches to the right of centerline; other is 4 inches to left of centerline.
What is the hardest part of plumbing?
Often the hardest part about plumbing is the rough-in. The last step of connecting the sink, toilet, or tub is almost superfluous. Get the rough-in right, and you are 90 percent of the way there. But it doesn't have to seem so daunting.
Do you need rough in measurements for a toilet?
There are generally accepted plumbing rough-in measurements for sinks, toilets, and tub/showers. In addition, fixture manufacturers typically provide rough-in specifications in their product literature. Always check the standard dimensions against the manufacturer's specs to make sure they will work for your installation.
