Hurling a sledgehammer at the dry wall is a handy way to add storage space for a growing collection of books, beanie babies, or sledgehammers. Explore subtler household improvements with today’s Groupon: for $89, you get a furnace maintenance package from AirZone HVAC Services (a $178 total value), valid for all homes in Ottawa. The furnace maintenance package includes the following:

• Furnace inspection (a $119 value)
• Furnace deep cleaning (a $59 value)
  
  

AirZone HVAC Services’ heating technicians fine-tune home furnaces to ensure a steady stream of toasty air throughout the winter months. After thoroughly scrubbing the furnace and burnishing pilot lights and burners, technicians inspect and calibrate thermostats, gas pressure, and fan controls. Furnaces hum harmoniously with passing carolers once belts and electrical connections are tightened. After inspections, homesteaders can rest assured that wires and heat exchangers are devoid of leaks and cracks. AirZone HVAC Service also boasts a 100 per cent satisfaction guarantee, pledging to return to homes free of charge and correct unforeseen furnace flaws.