Eligible for a 5 year guarantee when installed by a G1 Installer. Manufacturer Stock Code: VTXSWH16/21 EAN Code: 5060090372727 Width: 631 mm Depth: 630 mm Height: 842 mm Sub-Category: Domestic Boiler Colour: White Brand: Grant Brand: Grant Warranty: 5 Years Energy Efficiency: A Application: Domestic Boiler Model: Vortex Eco Internal Wall Hung Ready for HVO: Yes Output: 21 kW Ready for 20% Hydrogen: No Category: Heat Only Category: System Fuel Type: Oil Includes Magnetic Filter: No