| http://www.w3.org/ns/prov#value | - We require that all concerned must be licensed and certified to do the work that they are required ACCORDING TO CODE, while the appliance manufacturer meet the most stringent requirements for safety of the supplied equipment 0 ?? ?? jonny88 Posts: 598Member ????????? April 2012 master plumber?just to clarify,yes i am a licensed plumber,believe it or not on my test there is no ? on gas .i have work
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