Heatlink products are installed by contractors and sold through wholesale channels. If you have an unsightly expansion tank in your attic and a large water cylinder covered in green foam insulation, you’ve got a conventional boiler. All other marks contained herein are the property of their respective owners. Specifically, afue is the ratio of annual heat output of the furnace or boiler compared to the total annual fossil fuel energy consumed by a.
Added: 2020-05-09 | Category: one