The Best You Can Get: Our 100% Satisfaction Guarantee Expert Service, Guaranteed. It makes so much sense, you’d think everyone would do it. But they don’t. For some heating and cooling repair service and installation companies, a guarantee (if they have one) lasts about as long as it takes for the service tech to go back out to his truck. We see things a little differently. You see, we want your repair, maintenance or installation experience with Golden Seal Service Experts Heating & Air Conditioning in Saint Charles to be one of the best service experiences you’ve ever had. Ever. That’s why we offer you the Service Experts 100% Satisfaction Guarantee. Yep, one hundred percent. We even give it to you in writing. 12-Month Service Work Guarantee If you are not totally satisfied for the first year following the service work performed by Service Experts, we will promptly address and perform to your complete satisfaction those issues regarding material and workmanship or we will refund your service call fee. 12-Month Product Installation Guarantee If you are not totally satisfied with our product installation work, we will promptly address and perform to your complete satisfaction those issues regarding material or workmanship or we will remove the installed equipment and refund your money. We provide Expert Service, Guaranteed. It’s our 100% commitment to you. So whether it’s an energy-saving Precision Tune-Up, heating or cooling equipment repair, or total HVAC installation, call Golden Seal Service Experts of Saint Charles at 630-246-2698. You’ll like our commitment to delivering expert service to ensure your home’s comfort.