5 year guarantee when installed by a G1 Installer (Terms and Conditions apply) Excellent space heating efficiencies of 91.7 - 92.7% Quiet operation Designed with easy front access to the boiler for straightforward servicing and maintenance Manufacturer Stock Code: VTXECO15/21 EAN Code: 5060090372574 Width: 430 mm Depth: 605 mm Height: 860 mm Weight: 97 kg Sub-Category: Domestic Boiler Colour: White Brand: Grant Warranty: 5 Years Max Output DHW: 21 kW Energy Efficiency: A Application: Domestic Heat Output: 21 kW NOx Emmissions: Class 2 Boiler Model: Vortex Eco Internal Ready for HVO: Yes Output: 21 kW Ready for 20% Hydrogen: No Category: Heat Only Energy Rating: A Heating Fuel Type: Oil Includes Magnetic Filter: No