So, what’s your gpm?  GPM?  Gallons Per Minute!  How many gallons per minute does your shower head spit out?  If you don’t know, you might want to find out.  It’s likely that it’s 2.5 gallons per minute or more.  That’s what our shower heads were rated at, so our One Small Change for May is to replace our shower heads with low-flow versions, which use only 1.5 gpm.  I have been wanting to do this … Read entire article »