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.
The minimum requirements to hold an Illinois Real Estate Broker License include having a high school diploma or the equivalent (G.E.D) and being at least 21 years old. You must take and pass the 90 hour Broker pre-licensing course ( as well as the state licensing exam.