BRISTOL The Addison County Regional Planning Commission Energy Committee will present a program on solar hot water and space heating Thursday, July 24 from 7-9 p.m., at offices at 14 Seminary St. The program will be presented by Dori Wolfe, president and co-founder of groSolar (Global Resource Options, Inc.) headquartered in White River Junction. Wolfe was previously a consulting engineer. She is focusing attention on energy conservation and reduction measures at groSolar. Wolfe will present information about solar hot water, both for heating domestic hot water and space heating, as well as solar air heating options. Discussion will include suitability of solar energy products in Addison County, considerations for new and old construction, technical options, equipment availability, construction costs, returns on investment, installation requirements, and financing options. A worksheet will be available to start the process of sizing the right system for your home. The Addison County Regional Planning Commission Energy Committee presents a free public presentation on relevant energy topics at its offices in Middlebury, from 7-9 p.m., typically on the fourth Thursday of each month. For more information on the Committees activities and future programs, contact Elizabeth Pidgeon at 802-388-3141.