Changes in the means of calibration and testing of ventilation systems.
Adrian Dawson Olympic Construction Ltd
C.Build E FCABE AssocRICS C.S.R.T. C.S.S.W. TIWSc. RSciTech
The Future Homes standard
2023 consultation on the energy efficiency requirements of the Building Regulations affecting new and existing dwellings.
The Future Homes Standard proposes that new homes built from 2025 produce 75-80% less carbon emissions.
In December 2023, the government issued?The Homes and Buildings Standards consultation?which informed all new homes will be required to be equipped with low-carbon heating with all new homes being required to?install air source heat pumps, wastewater heat recovery, solar panels, changes to testing and commissioning ventilation system.
The Future Homes Standard, set to be implemented in 2025, is poised to revolutionise the way we build and live in homes. Its primary aim is to drastically reduce carbon emissions from new homes, with a target of achieving a 75-80% reduction, the Homes and Buildings Standards consultation, provides insight into what we can expect from this groundbreaking standard.
One of the key requirements of the Future Homes Standard is the adoption of low-carbon heating systems. All new homes will be mandated to install air source heat pumps, wastewater heat recovery systems, solar panels, one of the key changes being the commissioning of ventilation systems. This is a significant step toward making our homes more energy-efficient and environmentally friendly.
Specific changes that the new standard proposes, particularly concerning the installation, commissioning and testing of mechanical ventilation systems.
Measurement of Static Pressure and Total Power Consumption
Currently, under Approved Document F, Volume 1: Dwellings, those commissioning mechanical ventilation systems are required to conduct a visual inspection and air flow rate testing. The Future Homes Standard will introduce a crucial change. When installing centralised mechanical extract ventilation (cMEV) or centralised mechanical ventilation with heat recovery (cMVHR) systems, static pressure and total power consumption will need to be measured. This additional data will help ensure that these systems are not only effective but also energy efficient.
Unconditional Test Method for Air Flow Rate Testing to be the new standard
Another significant change in the new standard is the approach to air flow rate testing. The traditional method using rotating vane anemometers with hoods will be replaced by the unconditional test method using calibrated powered flow hoods. This shift aims to provide more accurate and reliable results when assessing the performance of cMEV and cMVHR systems.
Flexible Ducting- discontinued ?
In an effort to improve the performance of decentralised mechanical extraction ventilation systems (MEV), the Future Homes Standard will no longer permit the use of flexible ducting. Additionally, ducting for dMEV systems will be limited to a maximum length of 2 meters. These changes ensure that ventilation systems are more efficient and effective, ultimately contributing to a healthier living environment.
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Emphasis on Landlord Responsibility
The new standard is not only about construction; it also addresses the responsibilities of landlords, both private and social. The Housing Health and Safety Rating System (HHSRS) review highlights the importance of landlords ensuring that the ventilation and heating systems in their properties are not only compliant but also effective. This emphasises the crucial role that landlords play in maintaining the health and well-being of their tenants.
Testing and calibration
Olympic Construction Ltd has been at the forefront of implementing these changes we have been installing and calibrating cMEV and decentralised MEV systems to meet the future standard's requirements for a number of years. Our philosophy is that "prevention is the form of cure." By using the latest testing equipment and leveraging their in-depth knowledge of environmental and structural dampness, we can inspect your property's structure and ventilation system and provide a detailed written report. This proactive approach can help you stay on the right side of the law and avoid potential disrepair claims in the future.
In conclusion
The Future Homes Standard is set to usher in a new era of low-carbon living in the UK. With its focus on reducing carbon emissions, improving ventilation systems, and emphasising landlord responsibility, it represents a significant step forward in creating healthier, more sustainable homes for all.
Olympic Construction is equipped and has the required skills to assess the ventilation systems and environmental conditions within properties, providing expert advice to both landlords and tenants.
Tel 0161-633-9860- 01625-900800
Director at DRYFIX PRESERVATION LTD Yorkshire's Leading Damp and Timber Specialists / Director Coleman Diagnostics
10 个月Very good although I'm not entirely sure how the new standard will limit ducting for dMEV systems to a maximum length of 2 meters, that's almost impossible for many developments given the location of bathrooms and kitchens. Glad however to see flexible ducting will be tossed out.