The amount of space that you ll need comes down to what you want inside your garage bathroom.
Install bathroom in detached garage.
There s a shower bathtub toilet and sink.
Buy a travel trailer with a bathroom and kitchen in it.
A drain line for the washing machine is an obvious must but a floor drain also helps while you are adding drain lines for appliances and fixtures add a floor drain at a.
Don t forget that the drain installation requires a 2 inch vent that rises at least a foot above the roof line.
Adding a basin for a washing machine is a good idea to handle overflows or leaks.
Garage walls are finished like bathroom walls so you may want to paint them with easily cleanable moisture resistant glossy enamel to safeguard against mold.
Park it in the garage.
If drainage is a problem you may have to install an upflush or no water toilet.
Adding bathroom to detached garage image of and closet.
Planning the bathroom construction.
Building a small bathroom in the man cave garage was fun.
Utility sinks tubs or bath components may make sense closer to the garage doors.
Converting a detached garage into an apartment will almost be more work and expensive than tearing it down and building a new mil apartment.
The average cost to add a bathroom addition to an existing space is 7 600 with some homeowners paying as little as 2 500 the cost to build a new bathroom addition to your house will cost around 22 000 on average or 47 000 to 87 000 on the high end.