With a heat-only boiler, some heat is wasted in the form of hot gases released from the flue. A condensing boiler captures some of the heat from these gases and uses it to heat water returning from your central heating system.
At age 18, Lewetzow has his real estate license and his first listing - a $625,000 condo in San Francisco's South of Market neighborhood. He plans to defer college and head straight to work, entering a competitive field during a deep recession.
General Texas real estate license requirements. You must be at least 18 years old, a citizen of the United States or a lawfully admitted alien, and a resident of Texas in order to receive your real estate license in Texas.