Bullet Proof Heating & Cooling is a licensed HVAC contractor serving Toronto, Mississauga, and the surrounding regions. They have received positive reviews highlighting their honest and professional service, prompt and efficient problem-solving, and friendly and informative approach. Customers appreciate their ability to quickly diagnose and fix heating and cooling issues, including problems with thermostats and boilers. Their certified technicians support all major brands of furnaces, ACs/ductless units, and boilers, catering to both residential and commercial customers. Bullet Proof Heating & Cooling offers flexible hours and a full line of high-efficiency heating and cooling products to meet specific needs. They have a reputation for delivering excellent service and are highly recommended by satisfied customers.