...efficiency and provide information on topics from water heaters to windows. Dave Carlson, Reliant Energy Minnegasco master service technician, said the water heater can account for 25 percent of the annual bill in natural gas. Hot water costs can be...

...was awarded the title of master service technician after recently passing the master service technician exam. Hoppe is one of more...worldwide to have achieved master service technician status. The exam is a test...

...residential customer in Minnesota can expect to pay about $30 to $45 per month more to heat a home. Dave Carlson, master service technician with Minnegasco, said the company is encouraging residents to consider the budget plan this winter. Customers...