Error! You must javascript enabled to use this form. Please enable Javascript in your browser. Dual Fuel Corp. Converts Building from Heating Oil to Natural Gas Dual Fuel Corp. announced on Wednesday December 18th that it successfully converted the heating plant at 2855 Grand Concourse from heating oil to natural gas. View full press release Your Name: Your Email: Subject: Question: We respects your privacy, the information you entered above will not be used to send unsolicited email, and will not be rented or sold to a 3rd party. Your contact information will be shared with the recipient of this message - Privacy Policy Send