ERP (Energy Efficiency)YMaximum Vertical Flue12Years Guaranteed1 year minimum (subject to T&C's)Width505mmTypeBoilers - SystemNox ClassNOx Class 2Noise Level51dBMount TypeFloor standingIncludesFlueHeight908mmHeat Output BTU90000Heat Output26 kWFuel TypeOilERP RatingADepth800mmDHW Output Min and Max21-26DHW Output26 kWCH Condensing Max Output26 kWBoiler TypeHeat Only BoilerBTU/h80,001 to 100,000Supplier Part NumberVTXSOMECO21/26Range DescriptionVortex EcoManufacturer Model NoVTXSOMECO21/26Brand NameGrant