An area business for the past 50 years, H & H Supply is the company to call for your heating and air conditioning needs. Harry Dlesk Sr. opened Dlesk Plumbing & Heating in Bellville, OH in 1948, and in 1959 he moved his business to Mansfield. The business, located at 243 N. Mulberry St., Mansfield, is now run by Harry Sr.'s two sons, Harry Jr. and Charlie. The grandsons Steve and Ryan are also following the family trade and plan to keep H & H supply going in the future. H & H Supply provides plumbing, heating and air conditioning sales and service. The business also remodels bathrooms, including installation of marble tops, faucets, tubs/showers, and whirlpool baths. The company stocks parts for various plumbing, heating and air conditioning needs. H & H Supply also offers installation of water softeners, boiler systems and hot-water heating. They also do light commercial installations at places such as churches, restaurants and small businesses. Over the past several years H & H Supply's 16 service and installation representatives have installed an average of 400 furnaces and air conditioners a year and answered over 5, 000 service calls including emergency repairs.