Condensing - Grant UK

Grant Vortex Eco Outdoor RangeIntroductionGrant developed the first oil-fired external boilerin 1986 and although the concept was new to theoil market, it quickly became a popular addition tothe range. Today, as around one in four oil boilerinstallations are external, Grant have expandedthe number of options available with the launch ofthree competitively priced Eco external modules.The models have outputs between 15kW and 35kW(50-120,000Btu/h) and SAP 2009 gross seasonalefficiencies of 90.3 - 90.8% gross.External finishThis high efficiency Eco external range has someunique features including multi-directional flueingoptions, high quality external powder coated paintfinish, built-in boiler frost protection, mains isolatingswitch and a test switch.Dimensions (mm)Grant Vortex Eco External15-21, 21-26, 26-35Sealed system kitsEco external boilers can be converted to sealedsystem operation by purchasing a pre-assembledkit from Grant UK (Product code: VTXECOSSKIT35).The sealed system kit includes an expansionvessel, automatic air vent, pressure relief valveand circulating pump. A filling loop and pressuregauge are also supplied as part of the kit. These canbe fitted within the module casing, or ideally in aconvenient site within the building, located betweenthe cold main and central heating return.Model shown: Grant Vortex Eco External Module6