Vaillant

Vaillant is a globally recognised heating-technology brand, offering high-quality boilers, heat pumps, hot-water systems and smart controls designed for modern, energy-efficient homes.

About Vaillant

Founded in 1874 by Johann Vaillant in Remscheid, Germany, the company remains family-owned and celebrated over 150 years of innovation in heating technology.

With operations in over 60 countries and production across multiple sites, Vaillant develops solutions focussed on heating, hot water and renewables — all aimed at reducing energy consumption and emissions. 

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Product Range & Key Solutions

The Vaillant product includes:

  • High-efficiency boilers – condensing combi, system and open-vent boilers for residential applications delivering high SAP/ErP ratings.
  • Heat pumps & low-carbon systems – such as the aroTHERM plus air-source heat pump reducing carbon output and ready for modern low-energy homes.
  • Hot-water cylinders & system components – cylinders, controls and accessories designed to work seamlessly with the heating system.
  • Smart controls & connectivity – app-enabled controls, smart-home integration, and system management solutions for better user control and efficiency.

Key Features & Benefits

  • Quality & reliability: Products are subject to rigorous testing (350+ tests across labs) and built for longevity, with spare-parts support for up to 15 years.
  • Sustainability & future-readiness: The brand emphasises resource-efficient, low-emission technology and supports the energy transition in the built environment.
  • Installer & user support: Comprehensive technical support, digital service tools and wide spare-parts availability help both installers and homeowners.
  • UK-manufacturing and service-presence: In the UK, Vaillant manufactures at Belper, Derbyshire, including heat pumps, and supports large training and parts networks.