Installing a heater is certainly an option as it will reduce the 3 4 minute lead time especially if you site it as near to the shower as possible.
Can i install tankless water heater in bathroom.
The international residential code irc specifically bans a storage closet as a location for a gas water heater.
In most cases installing your tankless water heater in the same location as your old conventional tank type water heater will make the most sense.
Regardless of your installation location your water heater should be installed in a manner that will not allow combustible materials to come in contact with the water heater or outlet water pipe.
You can even have a tankless water heater in a bathroom.
Build a platform with 2 x 4 inch pieces of lumber that will allow you to mount the new tankless water heater about four inches from the wall.
Restrictions on gas fueled tankless water heaters no gas appliance may be located in a room used for sleeping a bathroom a clothes closet or in a closet or other confined space opening into or having access from a bedroom or bathroom.
The gas line water supply line and hot water line are going to be very close by and the installation cost will be minimal.
Either of these would be very dangerous for someone relaxing in a tub of hot water.
Its intent is to save.
The house is a single story on a slab.
The master bath is on the longest run from my 50 gallon gas water heater.
Water heaters are prohibited in bathrooms for two reasons.
1 faulty exhaust venting can contaminate the air causing asphyxiation.
Master bath remodel add a 2nd water heater.
This is to protect it from splashed water rain insects direct sunlight and debris.
However you have to consider the following.
2 inadequate combustion air supply can reduce the oxygen level in the room.
Is the cost of installing and running the heater less than the cost of heating the water that remains in the pipes and left to go cold.
Dbrat nv i just completed the demo of my existing master bathroom.
The remodel will include a 72 x 48 soaking tub a shower and double vanity.
Mount the tankless water heater securely to the platform.
Choose a location for the new water heater that will allow you to vent it to the outside easily.
In case you install it outside get a suitable enclosure.
Traditional tank water heaters store the water in a tank or boiler until it is needed.
If you are in going to have a tankless water heater installed to replace your current water heater the most likely place you will install the unit will be in the same area as where your current water heater is.
Yes a gas water heater can be installed in a closet as long as the closet is not used for storage.
The code requirement is clear.
Avoid installing it in locations that may subject it to freezing.