When you purchase any equipment from Comfortwave Heating & Cooling, we want you to be satisfied. That's why we offer 100% Satisfaction Guarantee. Comfortwave Heating & Cooling is committed to upholding the highest level of installation work performance in the home comfort industry. 12-Month Product Installation Guarantee. If you are not totally satisfied with our product or installation, we will promptly address and perform to your complete satisfaction those issues regarding material and workmanship or replacement of equipment of equal value within 12 months of our installation. more... See more text