GRANT VTXSBF21 VORTEXBLUE INTERNAL SYSTEM OIL BOILER 21kw ERP

Grant VTXSBF21 VORTEXBLUE INTERNAL SEALED SYSTEM OIL BOILER 21kw ERP

The boilers feature a sleek white casing, unique control panel with neon diagnostic indicators and simplified pipework arrangement, making them the ideal choice for utility room installations.

As a sealed system version, this includes a factory fitted expansion vessel, filling loop, pressure gauge, automatic air vent, pressure relief valve and high efficiency circulating pump, enabling boilers to be installed without the need for a feed and expansion tank in the loft.

Key features

• Award winning range
• Sealed system version
• Output of 21kW
• 90.7 - 93.3% Gross SAP2009 annual efficiency
• 10 year guarantee when installed by a G1 accredited installer (T&C‚s apply)
• Market-leading Riello Blue Flame burner
• Familiar burner technology
• Sleek white casing
• Neon diagnostic indicators
• Compliant with September 2018 low NOx legislation

Specifications

• Product code: VTXSBF21
• Model: Grant VortexBlue External 21
• Set output: 21 kW
• Max output: 21 kW
• Weight: 130 Kg
• Dimensions (H x W x D): 860 x 470 x 603 mm
• Efficiency: 90.81
• NOx Emissions: Class 3
• Energy rating: A Heating