The Zumwalt’s of Libertyville had just moved into their new home and had me check out their air conditioning systems and upgrade their thermostats.  As I walked by the dryer vent flap, I noticed it was stuck open with clumps of lint in the hood. I recommended cleaning the dryer vent because of the potential fire hazard. [Read more…]

Concerns: The Grablin’s of Gurnee story began with a cleaning of their aging furnace and humidifier as I asked about their comfort. They had numerous hot and cold spots. The second floor never got cool enough in the summer. Some areas were too cold in the winter. They resorted to wearing jackets  in the wintertime.  [Read more…]

Concerns:  The Swansons of Glenview were worried about the safety of their son in his new basement bedroom; particularly the the carbon monoxide levels of the water heater and boiler.  Before cleaning the thirty-year old boiler, I used a combustion gas analyzer  to calculate system efficiency. [Read more…]