I fixed a tankless water heater to the side of my house out of sight. The unit has temperature and flow controls, and a season toggle that tells it how many burners to use.  Photo 11 of 12 in My DIY Outdoor Shower Cost $1,000 and Makes Me Feel Like a Million Bucks—Year-Round

My DIY Outdoor Shower Cost $1,000 and Makes Me Feel Like a Million Bucks—Year-Round

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I fixed a tankless water heater to the side of my house out of sight. The unit has temperature and flow controls, and a season toggle that tells it how many burners to use.