In the realm of HVAC systems, the Air Handling Unit (AHU) plays a crucial role in maintaining indoor air quality and comfort within commercial and industrial spaces. Filtration is a critical aspect of the way in which an AHU performs, not only determining indoor air quality, but also protecting and prolonging the lifespan of other system components such as heating/cooling coils, attenuators and fans.
As such it is of vital importance that the filters selected are properly specified according to local conditions and the desired level of cleanliness within the facility. Needless to say, the fitment of the filters is also crucial, so as to avoid air bypass and unnecessary contamination.
Comprehensive Inspection
A thorough inspection is the starting point of a survey of filtration requirements. Your nominated Westbury representative can arrange to review the filtration currently installed and help to spot any issues. These range from ill-fitting filters, to missing clips, damaged filters and incorrectly orientated products.
Alongside this trouble-shooting, we can also identify opportunities for improvements. These can deliver enormous benefits, such as reduced energy costs, lower filter consumables expenditure and reduced downtime, all whilst IMPROVING indoor air quality!
Filter Replacement and licensed waste disposal
When our engineers visit your site to survey, they will also review the change-out regime and can work with you to develop a schedule for optimum filter change point. In addition, Westbury can also offer qualified engineers capable of replacing your filters efficiently and effectively, before collecting and disposing of used filters under our waste carrier’s license.
Contact us today to book your free of charge site survey and filtration review to see what you could save.
Westbury will be exhibiting at the forthcoming Surface World trade show at Birmingham’s NEC on the 26th & 27th February 2025.
The show is a great opportunity for professionals from all aspects of the surface finishing industry to get together, share ideas and discuss the latest technologies in the sector.
In the past, the show has always been a hive of activity and this year’s show promises to be bigger and better than ever!
Westbury and its sister companyTotal Filtration will be exhibiting our innovative air & liquid filtration technologies on stand E40 across the two days.
Registration for visitors to the event is open now and free to attend. You can contact our process filtration expert Mark Longworth on 01282 410252 to discuss further – we’d love to know if you’re planning to attend!
SME News Magazine has revealed Westbury Filtermation as the winner of “Nationwide Air Filter Manufacturing Business” in the 2024 British Made Awards programme.
As one of the longest standing independent filter manufacturing businesses in the UK, Westbury have a proud tradition of supporting the communities in which we operate and place strong emphasis on the value of our British manufacturing facilities.
Following on from Westbury’s success in the 2023 Northern Enterprise awards, we are delighted that our commitment has been recognised by SME News magazine once again, with the recent announcement of the winners of the 2024 British Made awards.
The producers, manufacturers, and creatives in this programme all help to elevate their respective industries by continuously expanding their reach and skill sets, which ultimately helps the UK market to flourish year upon year. The British Made Awards 2024 are valuable, varied, and packed with motivational and inspirational success stories, spanning a myriad of industries and sectors. This programme truly showcases the power of the UK’s corporate landscape as our winners work tirelessly to bring innovation to their clients, customers, products, and services.
On the eve of the announcement, Awards Coordinator Melissa Bramall commented: “Our winners are home to products and services that are proudly made in Britain. We’re here to cast a spotlight on their innovation, passion, and dedicated work, and I want to say a huge congratulations to each of them again.”
SME News prides itself on the validity of its awards and winners. The awards are given solely on merit and are awarded to commend those most deserving for their ingenuity and hard work, distinguishing them from their competitors and proving them worthy of recognition.
To learn more about the award winners and to gain insight into the working practices of the “best of the best”, please visit the SME News website (https://smenews.digital/awards/british-made-awards/) where you can access this year’s winners supplement.
For further advice on how filter test standards have evolved and for a clear & honest conversation about the points discussed above, contact Westbury today.
When it comes to selecting HVAC air filters, there are several factors to consider to ensure that you choose the right options for your application:
1. Filter Efficiency The first selection consideration is the efficiency rating, or the capability of the filter to capture particulate. The higher the efficiency, the more effective the filter will be in capturing smaller particles. You can read more about filter efficiency here.
2. Airflow Resistance Resistance to airflow is crucial factor to consider when selecting any air filter. Higher efficiency filters generally have a greater resistance to airflow, which brings with it increased energy consumption. Filter selection should also be considered in the context of the HVAC system as a whole, to ensure that the fan and other components can deliver sufficient quantities of air, allowing for the resistance to airflow that the filter(s) present.
The ideal filter selection should deliver a low resistance to airflow to minimise energy costs. A filter that can maintain low resistance for a long period of time, will deliver the lowest costs of operation. You can read more about minimising life cycle costs by clicking here.
3. Particle Size The size of the particulate that the filters will be exposed to should also be considered when selecting air filters – different filters are designed to capture specific particle sizes. In many cases a multi-stage approach is preferred, with coarse pre-filters removing large particulate and higher efficiency secondary filters positioned downstream to remove finer particulate.
4. Environmental Factors Local environmental factors, such as the concentration of particulates and proximity to sources of air contamination should also be considered when selecting an air filter. It is important to remember that these factors are variable and will be influenced by factors such as seasonal changes, nearby construction works, time of day, etc. This should be considered when selecting filtration and planning appropriate maintenance regimes.
Taking these factors into account demonstrates that appropriate filter selection is vital for achieving and maintaining appropriate air quality and optimal system performance. Consideration of filter efficiency, airflow resistance, particulate size and environmental conditions will all be important. The correct selections in the balance of these considerations will ensure that your systems can operate efficiently and effectively to recover lost revenues, reduce costs and deliver improved efficiencies.
Contact Westbury today to arrange for a FREE of charge site survey to assess how your systems can be optimised.
In the modern workplace, maintaining optimal air quality is essential for employee health, comfort, and productivity. As a facilities manager, navigating the complexities of an air filtration system can be challenging. That’s why, at Westbury Group, we’re committed to providing tailored solutions that prioritise both indoor and outdoor air quality factors.
Let’s explore a strategic approach to air filtration and how Westbury Group can help you achieve the best results for your office environment.
Understanding Local Conditions
Before implementing any air filtration strategy, it’s crucial to assess local environmental conditions. Factors such as outdoor air quality, pollution levels, and seasonal variations play a significant role in determining the most effective filtration approach.
At Westbury, we offer comprehensive indoor air quality monitoring services, including monitoring CO2, CO, particulate matter, VOCs, and more. By analysing real-time data, we can develop a tailored filtration strategy that addresses specific air quality challenges unique to your location.
Developing a Strategic Air Filtration Plan
A well-rounded air filtration strategy involves multiple stages of filtration to effectively remove contaminants and maintain clean indoor air. Westbury Group recommends a comprehensive approach that includes pre-filtration and secondary filtration systems.
Pre-filtration helps capture larger particles and prevents them from clogging more advanced filters, prolonging their lifespan and reducing maintenance costs.
Secondary filtration, such as HEPA filters, can be implemented as needed for particularly challenging indoor environments or high-profile settings.
Optimising Energy Efficiency
Balancing air quality with energy efficiency is essential for sustainable building operations. We understand the importance of optimising HVAC systems to minimise energy consumption while maintaining superior indoor air quality. By carefully selecting and integrating air filtration components alongside other AHU (air handling unit) components, we can achieve the perfect balance between clean air and energy efficiency.
Incorporating Air Intake Screens
Air intake screens are a valuable addition to any air filtration system, helping to reduce maintenance schedules and protect HVAC equipment from outdoor contaminants.
By installing air intake screens, facilities managers can prevent debris, insects, and other airborne particles from entering the building, ensuring cleaner indoor air and extending the lifespan of filtration equipment.
Leveraging Carbon Filtration for Specialised Needs
Carbon filtration can be employed as a final stage in air filtration systems for particularly challenging conditions, such as in museums or environments with high levels of odours or volatile organic compounds (VOCs). Westbury Group offers customisable filtration solutions that include carbon filtration options tailored to your specific requirements.
At Westbury Group, we pride ourselves on providing innovative air filtration solutions that prioritise both indoor air quality and energy efficiency. Our team of experts will work closely with you to develop a customised filtration strategy that meets your unique needs and exceeds your expectations. With Westbury Group, you can breathe easy knowing that your office environment is in good hands.
In today’s fast-paced world, concerns about air quality have become increasingly prevalent. Whether in our homes, offices, or public spaces, ensuring clean, breathable air is paramount to maintaining our health and well-being. One crucial component of air purification systems is the pre-filter. In this article, we delve into the workings of pre-filters, shedding light on their importance and functionality.
Understanding Pre-Filters: The First Line of Defence
Pre-filters serve as the initial defence mechanism in air filtration systems. Positioned as the first layer of protection, they are tasked with capturing larger particles such as dust, lint, organic material, insects, etc before the air passes through the main filter. By trapping these larger contaminants, pre-filters prevent them from clogging the secondary filter, thus prolonging its lifespan and optimising its efficiency.
How Do Pre-Filters Work?
Pre-filters operate on a simple yet effective principle: mechanical filtration. Comprising densely woven materials like fiberglass, polyester, or cotton, pre-filters create a barrier through which air passes. As air flows through the pre-filter, larger particles are unable to penetrate the fibres and are thus captured, both on the surface and within the depth of the filter media.
The captured particles adhere to the fibres, effectively removing them from the air stream. Over time, as the pre-filter accumulates debris, necessitating periodic replacement to maintain optimal performance.
Benefits of Pre-Filters
Enhanced Air Quality: By capturing larger particles, pre-filters contribute significantly to improving indoor air quality. This is particularly beneficial for individuals with allergies or respiratory conditions, as it reduces the presence of common allergens and irritants in the air.
Extended Filter Life: The presence of a pre-filter prolongs the lifespan of the secondary filter by preventing it from becoming clogged with larger debris. This not only saves on maintenance costs but also ensures consistent filtration efficiency over time.
Improved Energy Efficiency: A clean pre-filter allows air to flow more freely through the system, reducing strain on the fan and motor. This can lead to energy savings and increased HVAC system efficiency.
Cost-Effectiveness: Pre-filters are relatively inexpensive compared to main filters. By investing in a quality pre-filter, you can protect your secondary filter and extend its longevity, ultimately saving on replacement costs.
Choosing the Right Pre-Filter
When selecting a pre-filter for your air filtration system, several factors should be considered:
Compatibility: Ensure that the pre-filter is compatible with your existing air purification system. Check the specifications provided by the manufacturer to determine the appropriate size and type of pre-filter required.
Maintenance Requirements: Consider the ease of maintenance when choosing a pre-filter. Opt for models that are easy to replace, as regular maintenance is essential for optimal performance.
Durability: Choose pre-filters made from durable materials that can withstand frequent use and handling and challenging operating conditions. This ensures long-term reliability and effectiveness.
Conclusion
Pre-filters play a crucial role in air filtration systems, acting as the first line of defence against airborne contaminants. By capturing larger particles and preventing them from reaching the main filter, pre-filters enhance air quality, extend filter life, and improve overall system efficiency.
When selecting a pre-filter, it’s essential to consider factors such as compatibility, efficiency rating, maintenance requirements, and durability to ensure optimal performance and long-term value. By investing in quality pre-filtration, you can breathe easier knowing that your air purification system is working effectively to provide you with clean, healthy air.
If you require any assistance with your filters /Air filtration then we are more than happy to help.
In the realm of HVAC systems, the Air Handling Unit (AHU) plays a crucial role in maintaining indoor air quality and comfort within commercial and industrial spaces. As with any mechanical system, regular maintenance is essential to ensure optimal performance and longevity. However, for those unfamiliar with AHUs and their service requirements, knowing what to expect from a professional AHU service can be beneficial. In this blog post, we’ll delve into the key aspects of AHU servicing and what you can anticipate from a reputable service.
Comprehensive Inspection
A thorough inspection is the cornerstone of any AHU service. Expect the service technicians to meticulously examine all components of the unit, including filters, coils, fans, dampers, belts, and bearings. This comprehensive assessment helps identify any issues or potential areas of concern that could affect the unit’s performance or compromise indoor air quality.
Cleaning and Maintenance
AHUs are prone to accumulating dirt, dust, and other contaminants over time, which can hinder airflow and reduce efficiency. A professional AHU service will involve thorough cleaning of all components, including coils, filters, and ductwork. Additionally, belts will be checked for tension and wear, and lubrication may be applied to moving parts to ensure smooth operation.
Filter Replacement
Filters are integral to trapping airborne particles and pollutants, preventing them from circulating throughout the building. During an AHU service, filters will be inspected for dirt buildup and damage. Depending on their condition, filters may be cleaned or replaced with new ones to maintain optimal air quality and system efficiency.
Performance Testing
Once cleaning and maintenance tasks are complete, the AHU will undergo performance testing to ensure everything is functioning as it should. This may involve measuring airflow, temperature differentials, and humidity levels to verify that the unit is operating within specified parameters. Any discrepancies or inefficiencies will be addressed promptly to restore optimal performance.
Diagnostic Analysis
In some cases, AHU servicing may uncover underlying issues that require further investigation. A reputable service provider will have the expertise and diagnostic tools to identify the root cause of any problems and recommend appropriate solutions. Whether it’s a faulty sensor, malfunctioning component, or air leakage, addressing these issues promptly can prevent more significant problems down the line.
Recommendations for Optimisation
Beyond addressing immediate concerns, a professional AHU service may also include recommendations for optimising the unit’s performance and energy efficiency. This could involve upgrading outdated components, implementing preventive maintenance schedules, or integrating advanced control systems to enhance overall system performance and reduce operating costs.
The final part of the AHU service, Westbury Group will provide you with a comprehensive report detailing the findings and actions taken during the service. This report serves as a valuable reference, providing insights into the condition of your AHU and any maintenance or repairs performed. To enhance clarity and transparency, the report may include photographs documenting the condition of key components before and after servicing. These visual aids not only help you understand the work that was done but also provide a clear picture of the AHU’s overall health. Armed with this detailed report, you can make informed decisions regarding ongoing maintenance and budgeting for future upgrades, ensuring the continued reliability and efficiency of your HVAC system.
Conclusion
In summary, a comprehensive AHU service encompasses a range of tasks designed to ensure the efficient operation of this critical HVAC component. From thorough inspections and cleaning to performance testing and diagnostic analysis, a reputable service provider. Westbury Group will leave no stone unturned in keeping your AHU in top condition. By investing in regular AHU servicing, you can prolong the lifespan of your system, improve indoor air quality, and minimise costly downtime. So, the next time you schedule an AHU service, know what to expect and reap the benefits of a well-maintained HVAC system.
Feel free to contact us if your Air Handling Unit Service is due.
