Grant IRL - In case you need another reason to upgrade your boiler to a Grant Vortex condensing oil boiler, our range has secured a third consecutive Which? Best Buy. http://bit.ly/30JHf98
![The push toward higher efficiency and connected controls shape boiler market | 2020-09-14 | PM Engineer The push toward higher efficiency and connected controls shape boiler market | 2020-09-14 | PM Engineer](https://www.pmengineer.com/ext/resources/Issues/2020/09-September/PME0920-F2-slide1.jpg)
The push toward higher efficiency and connected controls shape boiler market | 2020-09-14 | PM Engineer
![Environmental Sciences Proceedings | Free Full-Text | Energy Performance Optimization in a Condensing Boiler Environmental Sciences Proceedings | Free Full-Text | Energy Performance Optimization in a Condensing Boiler](https://www.mdpi.com/environsciproc/environsciproc-09-00006/article_deploy/html/images/environsciproc-09-00006-g001.png)