D & K Heating Service Experts Heating & Air Conditioning Offers Financing and Payment Options to Help There are a lot of things you would likely rather be spending money on, but with our consumer financing programs we hope you can do both. Service Experts Heating & Air Conditioning provides a monthly investment plan so you can feel more confident in purchasing a heating and cooling system that meets your needs. Check out our financing calculator to get a feel for your monthly payments. Your financing includes: Low monthly paymentsZero-interest and deferred payment options No down payment No annual fees No prepayment penalties Competitive interest rates Call 613-707-2421 to learn more about your options and to prequalify now. Our HVAC financing is quick, secure and private.