Barbas Bellfire Evolux 100-45High performance heating Whichever model you choose from the Evolux range, you're guaranteed powerful and efficient performance. The Barbas Bellfires Evolux 100 45 is engineered for larger living spaces, combining impressive heat output with sleek, architectural styling. Thanks to advanced combustion technology and an optional Opti Air system, the Evolux burns wood cleanly and efficiently, achieving an A energy rating and up to 79. 2% efficiency. This