r public lavatory faucet, is 0.5 gem at 60 psi MUSE A112.18.1. 2005). This maximum has been incorporated into the national Uniform Plumbing Code and the International Plumbing Code. ''' EPAct 1992 standard for toilets applies to both commercial and residential models. "" Residential shunts compartment (stall) in chsellirg uni