Keep your home cool and comfortable with a 20% discount on AC tune-ups. Mention the code below to our technician for the discount.
Valid until August 31, 2025
First time with Smart Heat of Illinois? Take $50 off your first service call—just mention the code!
Valid until December 31, 2025
Schedule a furnace checkup before winter and save 15% on any recommended repairs. Show or mention this code to redeem.
Valid September & October 2025
Breathe easier with a comprehensive duct cleaning. Enjoy $75 off when you mention this code.
Valid until November 30, 2025
Upgrade to a high-efficiency water heater and get $100 off your installation. Provide the code below to redeem.
Valid until December 31, 2025
Refer a friend who needs HVAC services and both of you receive a $30 credit. Mention this code for your discount!
No expiration