Estimate Your Monthly Payments Loan Calculator Enter The Loan Details & Click the Calculate Button Loan Amount $ Annual Interest Rate % Term of Loan Years Calculate Number of Payments Monthly Payment $ At Roland J. Down Service Experts Heating & Air Conditioning, we are the experts in providing you with home comfort and finding an affordable way to get there. Our experts can offer you with home comfort and help you find the best way to afford it. Check out our loan calculator to get a feel for monthly payments for a variety of prices and interest rates. We can walk you through our financing options, call 866-497-6479. Simple Application Our HVAC financing is quick, secure and private. Simply click this link to begin the process.