There is a fireplace but no chimney can this Buck Stove Model 34ZC be used where the gas logs went?

Depending on the type of opening for your fireplace, this could be a good option. However, we encourage you to please refer to the installation manual of the Buck Stove 34ZC and give our experts a call - we would be happy to talk through what type of opening you have and what kind of fireplace you are looking for. If you have any further questions, please call us and we will be happy to assist you.