Key Features

• 21kW heat output
• Suitable for kitchen installations
• 24ltr expansion vessel
• Simple and quick to install with no complicated wiring or plumbing
• Unique Grant Vortex stainless steel heat exchangers
• Extremely compact design
• ErP rating: A
• Warranty: 2 years

Grant Vortex Pro 21 21kW Floor Standing Combination Boiler Oil ErP - VTXCOMBI21 Overview

The Grant Vortex Pro 21 oil combi boiler has many great features, with its most unique one being that it features Grant Vortex stainless steel exchangers, which vastly increase the hot water performance available and mixing valves are pre-set at 50°C, accurately controlling the hot water draw off temperature from the boiler.

This oil boiler features a low system pressure cut-off switch, enabling the boiler to protect itself in the event of system water loss.

Safety Function

This Grant boiler features neon diagnostic indicator, ensuring that this boiler communicates any errors/alerts to you, helping to enhance the boiler's durability and ensure your safety.

Additional Information

• Riello RDB burner (with plug & socket connection)
• Efficiency: 89.5–91.6% GROSS (SAP2009)
• Neon diagnostic indicators
• High-efficiency circulating pump