I have to remove a panel under my sink. 2 screws. To access my valves. They are most always on the back of the hot water heater. That you can locate from the outside by finding the access panel.
Retired Fire Dept Battalion Chief
2016 Ever-Lite 232RBS
2012 F150 FX4 W/Max tow & Ecoboost (Best tv ever)
2018 F250 Lariat (ok but I miss my F150)
Getting old ain't for wimps!!!