For sale is a Remeha Gas 310 Eco Pro commercial condensing gas boiler, a high-efficiency modular heating unit manufactured by the well-known Dutch brand Remeha (BDR Thermea Group). This is a large commercial-grade boiler designed for district heating, industrial, or large commercial building applications. The unit is finished in the recognizable Remeha red and black casing and appears to be in good working condition based on the photos. The first image reveals the internal cast aluminium modular heat exchanger sections, which are characteristic of the Gas 310 Eco Pro series, showing multiple burner sections with bolted connections — all appearing clean and intact with no visible signs of severe corrosion or damage. The control panel, visible in the third image, features an LCD display interface along with two rocker switches, consistent with the standard Remeha controller fitted to this series. The flue gas outlet (stainless steel pipe) is visible and the condensate drain assembly is present at the base. The Gas 310 Eco Pro is a floor-standing modular condensing boiler with an output range typically between 241 kW and 620 kW depending on configuration, making it suitable for large-scale heating projects, schools, hospitals, apartment complexes, or industrial facilities. The unit is installed in a mechanical plant room and appears to have been in active service. Suitable for natural gas or LPG operation. Ideal for buyers looking for a cost-effective replacement boiler or for installation in a new project. Viewing strongly recommended. Dimensions and exact output to be confirmed on inspection. Collection or transport by arrangement. Total re 2 pcs Available, price is pro pcs.