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Decarbonising Hospitality With Sustainable Hot Water

a couple enjoy an expensive meal and drinks in a UK hotel or restaurant. Decarbonising the hot water is a key issue of this scenario

Summary

Adveco considers the challenges and opportunities of decarbonising the UK hospitality sector, and highlights the critical role hot water can play in achieving these goals.

At Adveco, we understand the unique challenges and opportunities facing the UK hospitality sector as it navigates the path to Net Zero. The drive towards a more sustainable future is not just an environmental imperative; it’s a strategic business decision that impacts operational costs, brand reputation, and long-term viability. With the UK committed to ending its contribution to global warming by 2050, the hospitality industry, a significant contributor to the nation’s carbon footprint, plays a crucial role in achieving this ambitious target.

Committing to Greener Hospitality In The UK

The government, alongside industry bodies such as UKHospitality, has outlined clear intentions to support the sector’s decarbonisation efforts. Initiatives such as the new scheme offering free energy and carbon-reduction assessments to small and medium-sized hospitality businesses highlight a collective commitment to fostering sustainable practices. UKHospitality’s own Net Zero roadmap sets a clear trajectory, aiming for the removal of all avoidable direct emissions (Scopes 1 and 2) by 2030 and all avoidable supply chain emissions (Scope 3) by 2040.

This roadmap highlights the importance of understanding and measuring carbon footprints, categorising emissions into three scopes:

Scope 1: Direct emissions from sources owned or controlled by the business (e.g. on-site fuel combustion for heating or cooking).

Scope 2: Indirect emissions from purchased electricity, steam, heating, or cooling.

Scope 3: All other indirect emissions in the value chain (e.g. purchased goods, transportation).

For the hospitality sector, where hot water demands are often substantial and critical to daily operations, addressing Scope 1 and 2 emissions related to water heating is a paramount first step.

Hot Water: Gas or Electric?

Historically, gas-fired systems have been the default for commercial hot water due to their perceived lower running costs. However, the environmental cost of carbon emissions from gas is increasingly inconsistent, and new builds are often precluded from gas connections. While electric water heaters offer zero on-site emissions and simpler installation, their higher running costs, due to the price differential between electricity and gas, can be a significant hurdle for businesses with high demand.

This is where Adveco’s expertise comes into play. We champion a balanced and strategic approach to commercial hot water, focusing on solutions that are not only environmentally responsible but also economically viable and operationally reliable. Our experience in the public sector, particularly with schemes like the Public Sector Decarbonisation Scheme (PSDS), demonstrates the effectiveness of integrating low-carbon technologies.

Hybrid Systems and Renewable Technologies

We advocate for hybrid hot water systems that combine the best of both worlds, leveraging efficient electric and renewable technologies to significantly reduce carbon footprints and operational costs. Our FUSION system integrates a storage cylinder with an electric boiler and the option of an Air Source Heat Pump (ASHP). ASHPs can generate up to 70% of the necessary system energy as preheat, offsetting the energy demands and emissions of the electric boiler.

Key benefits of this approach include. ASHPs are highly efficient, producing multiple units of heat for every unit of electricity consumed, so they offer operational efficiency which can be used to offset primary heating, especially electrical in new build properties, thereby significantly lowering reliance on fossil fuels to reduce carbon emissions.

Initial capital investment is a consideration, as large heat pumps are expensive, and operational costs from electric-only systems remain greater than equivalent gas-fired appliances. But when correctly sized and integrated within hybrid systems, a smaller ASHP acting as a source of system preheat will reduce capital investment and reduce energy demands to better control operational costs. Such hybrid systems also offer built-in redundancy and the option of electric immersion backup for additional resilience, ensuring a continuous, assured supply of hot water, crucial for hospitality functions.

Such systems offer a series of configuration options that help to future-proof applications as businesses seek to align operations with both Net Zero targets and evolving building and climate regulations.

Additional technologies, in particular solar thermal, offer a truly renewable and zero-emission source of hot water. Flat plate collectors can significantly offset as much as 30% of a building’s annual energy requirements for hot water, providing a highly efficient, low-cost, and low-maintenance solution with a rapid return on investment.

Decarbonising the hospitality sector requires a holistic view, moving beyond simple like-for-like replacements to embrace integrated, intelligent systems. At Adveco, we supply not only products but also the expertise to design and implement bespoke low-carbon hot water systems tailored to the specific needs of hotels, restaurants, and other hospitality venues. This includes integrating thermal storage and optimising system design to cost-effectively ensure maximum efficiency and long-term sustainability

The journey to Net Zero is complex, but with strategic planning and the right technological partners, the hospitality sector can achieve its decarbonisation goals, securing a sustainable and successful future.

See how The Ivy is embracing low-carbon water heating with Adveco.

Discover more about Net Zero and water heating for hotels

Discover more about Net zero and water heating for restaurants, bars and cafés

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