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 Neal Harris Service Experts Heating, Air Conditioning & Plumbing, we are the experts in providing you with home comfort and finding an affordable way to get there. Our experts can give you with home comfort and help you find the best way to afford it. Check out our loan calculator to get an idea of the monthly payments for a variety of prices and interest rates. For more information on our financing program, call 866-497-6479. Simple Application Our HVAC financing is quick, secure and private. Simply click this link to access our application.