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Overview
The Grant Vortex Pro outdoor sealed system kit external modules can be converted to sealed system operation by purchasing a pre-assembled kit from Grant. This includes an expansion vessel, an automatic air vent, a pressure relief valve, and a circulating pump. A filling loop and pressure gauge are also supplied as part of the kit. These can be fitted within the module casing or, ideally, on a convenient site within the building, located between the cold main and the central heating return.
- High performing, efficient range achieving space heating efficiencies of between 90.8 to 94.5 percent
- Durable coating designed for reliable operation outdoors
- Pressure relief valve
- Circulating pump
- Filling loop
- Pressure gauge
- Converts boiler to sealed system operation
- Features ultra-low NOx blue flame burner technology from Riello
- Supplied with a factory fitted multi-directional flue, saving time and money
- Sealed system kits available for all models
Technical specification
Years Guaranteed5Width505 mmTypeExpansion VesselSolar CompatibleYesNox Class3Height908 mmHeat Output46 kWExternal or InternalExternalDepth1 mRange DescriptionVortex ProManufacturer Model NoVTXOMSSKIT46Brand NameGrant
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