There was a time, not so long ago, when greywater systems were not allowed in some municipalities. Even today, they are regulated. Long-running droughts have, of necessity, made the installation of greywater systems not only legal but desirable. Greywater is the water used in your washing machine and in your bath for bathing or showering

There was a time, not so long ago, when greywater systems were not allowed in some municipalities. Even today, they are regulated. Long-running droughts have, of necessity, made the installation of greywater systems not only legal but desirable. Greywater is the water used in your washing machine and in your bath for bathing or showering