Lennox Service & Repair from Francis Home Environment Service Experts Heating & Air Conditioning in Ottawa Lennox has more than a hundred years of experience manufacturing some of the finest heating and air conditioning systems available. Your Grandma and Grandpa probably had Lennox equipment in their home—and in some cases they may still have the same system! If you have Lennox equipment maintaining your home comfort, you can trust Francis Home Environment Service Experts Heating & Air Conditioning in Ottawa to deliver factory-authorized professional service and repair. We are a licensed, highly qualified, nationally certified heating and air conditioning contractor, with the skills and know-how to keep your Lennox HVAC equipment running in top form. And with utility costs that help your bank account. Contact Francis Home Environment Service Experts in Ottawa today at 613-317-2303 for a Precision Tune-Up. That’s what we call our routine maintenance service to help assure reliable, energy-efficient operation of your Lennox furnace or AC system. Or, if your Lennox heating and cooling equipment should ever need repair, call us anytime, we’re always available.