Filter Element

Filter Element Market Outlook

The global filter element market is projected to reach approximately USD 50 billion by 2035, expanding at a compound annual growth rate (CAGR) of around 5.5% during the forecast period. This growth is attributed to the increasing demand for efficient filtration systems across various industries, driven by stringent environmental regulations and a growing focus on sustainability. Additionally, advancements in filter technology are enabling higher efficiency and longer lifespan of filter elements, further contributing to market growth. The automotive and industrial sectors are particularly influential, as they increasingly require high-performance filters to enhance air and fluid quality, thereby ensuring optimal machinery performance and compliance with environmental standards. Furthermore, the growing healthcare sector necessitates high-quality filtration solutions to maintain sterile environments, which is anticipated to fuel the demand for filter elements in the coming years.

Growth Factor of the Market

The filter element market is experiencing robust growth driven by several key factors. Firstly, the rise in industrial activities, particularly in emerging economies, has resulted in a higher demand for air, water, and oil filtration systems to reduce particulate contamination and improve operational efficiency. Secondly, increasing awareness about environmental sustainability is pushing industries to adopt advanced filtration technologies that minimize waste and enhance resource utilization. Additionally, the automotive sector is evolving towards more efficient engines and emission controls, necessitating the implementation of high-performance filters. The healthcare industry's expansion, particularly in response to global health crises, has also emphasized the need for reliable filtration solutions to ensure the cleanliness and safety of medical devices and environments. Lastly, technological advancements in filter materials and designs are improving filtration efficiency, creating new opportunities for market players to innovate and enhance their product offerings.

Key Highlights of the Market

• Anticipated growth of the market driven by industrial and automotive sectors.
• Increased regulatory pressure for environmental sustainability enhances filter adoption.
• Technological advancements leading to improved filter efficiency and lifespan.
• Growing healthcare sector demands stringent filtration for safety and sterility.
• Emerging economies experiencing rapid industrialization contribute to market expansion.

By Product Type

Air Filters:

Air filters are essential components in various systems, serving to remove particulate matter and contaminants from the air. They are widely used in residential, commercial, and industrial applications to promote better air quality and ensure the efficient operation of HVAC systems. With an increasing awareness of air pollution and its health implications, the demand for high-efficiency air filters has surged. Innovations in filter media, such as HEPA and electrostatic filters, have further enhanced their performance, making them vital in sectors from automotive to manufacturing. Additionally, the push for green buildings is leading to the integration of advanced air filtration systems, which is expected to bolster market growth significantly.

Liquid Filters:

Liquid filters are crucial for ensuring the quality and purity of various liquids, including water, chemicals, and fuels. They play a pivotal role in industries such as automotive, food and beverage, pharmaceuticals, and water treatment. The increasing focus on clean water supply and waste management has led to a heightened demand for liquid filtration solutions. The introduction of advanced filtration technologies, such as membrane filters and ultrafiltration systems, enhances the efficiency of liquid filtration processes. As industries continue to prioritize safety and compliance with regulatory standards, the market for liquid filters is poised for substantial growth.

Oil Filters:

Oil filters are critical components in automotive and industrial machinery, designed to remove particulate contamination from engine oil and lubricants. The demand for oil filters is driven by the increasing production of vehicles and machinery, alongside the need for improved engine performance and longevity. Stricter emissions regulations further necessitate effective oil filtration to maintain optimal engine operation and reduce pollution. Innovations in filter design and materials, which enhance oil filtration efficiency and extend service intervals, are likely to support market growth. With the rise of electric vehicles, the oil filter segment is also adapting to maintain relevance in a changing automotive landscape.

Gas Filters:

Gas filters are utilized across various applications to purify gases and remove contaminants before they enter critical systems. They are essential in industries such as oil and gas, chemicals, and pharmaceuticals. The increasing emphasis on safety and environmental compliance in these industries drives the demand for high-performance gas filtration. The development of advanced materials and filter technologies that can withstand extreme conditions, such as high temperatures and pressures, is expected to enhance the efficiency of gas filters. Furthermore, the growth of natural gas as an energy source is likely to contribute positively to the gas filter market.

Hydraulic Filters:

Hydraulic filters serve a vital role in maintaining the cleanliness of hydraulic fluids, which is crucial for the efficient operation of hydraulic systems in machinery and equipment. These filters help prevent wear and tear, reducing maintenance costs and enhancing system reliability. The growth of the construction, agriculture, and manufacturing sectors is driving the demand for hydraulic filters as they rely heavily on hydraulic systems. The increasing trend towards automation and sophisticated machinery is further propelling the need for efficient hydraulic filtration solutions, leading to an upward trajectory for this segment in the filter element market.

By Application

Automotive:

The automotive sector is a significant consumer of filter elements, utilizing various types of filters, including air, oil, and fuel filters, to ensure optimal vehicle performance and compliance with emission standards. As the automotive industry shifts towards electric and hybrid vehicles, the requirement for advanced filtration technologies is evolving. Nevertheless, traditional combustion engine vehicles still dominate the market, driving the continued demand for oil and fuel filters. Emission regulations across the globe are also becoming increasingly stringent, compelling manufacturers to provide high-performing filters that reduce pollutants, thereby supporting growth in this segment.

Industrial:

In the industrial sector, filter elements are critical for maintaining the quality of liquids and gases used in manufacturing processes. Industries such as food and beverage, chemicals, and textiles rely on efficient filtration to ensure product quality and safety. The increasing trend towards automation and process optimization in manufacturing is leading to a greater emphasis on filtration solutions that can enhance operational efficiency and reduce downtime. Moreover, as industries continue to adopt sustainable practices, the demand for reusable and recyclable filter materials is expected to rise, providing significant opportunities for growth in the industrial application segment.

Healthcare:

The healthcare industry demands high-quality filtration solutions to maintain sterile environments in hospitals and clinics, as well as to ensure the safety of medical devices and pharmaceutical products. Air and liquid filters are extensively used to eliminate contaminants, thereby protecting patients and healthcare providers alike. The COVID-19 pandemic has further underscored the importance of effective air filtration systems in healthcare settings, leading to increased investments in advanced filter technologies. With the ongoing growth of the healthcare sector, particularly in response to global health issues, the demand for reliable filtration solutions is anticipated to remain strong.

Aerospace:

The aerospace industry requires stringent filtration solutions to ensure the safety and reliability of aircraft systems. Filters are utilized in various applications, including fuel systems, hydraulic systems, and air conditioning systems, to prevent contamination that could compromise performance. As air travel continues to rebound post-pandemic, and with the increasing emphasis on sustainable aviation practices, the demand for high-performance filters is expected to grow. Additionally, innovations in lightweight and durable filter materials are paving the way for more efficient filtration solutions that can withstand the rigorous demands of aerospace applications.

Water Treatment:

Water treatment is a critical application area for filter elements, aimed at ensuring safe and clean water supply for residential, industrial, and agricultural uses. The growing concerns over water scarcity and pollution have led to increased investments in water treatment technologies, driving the demand for advanced filtration solutions. Various types of filters, including membrane filters and activated carbon filters, are employed to remove contaminants and improve water quality. The rising trend of wastewater treatment and recycling further enhances the market for filtration solutions, positioning it for significant growth in the coming years.

By Distribution Channel

Online Stores:

Online stores have emerged as a popular distribution channel for filter elements, offering convenience and accessibility to a wide range of products. With the rise of e-commerce, consumers and businesses can easily compare products, prices, and specifications without the need for physical visits to retail stores. This trend has been accelerated by the COVID-19 pandemic, which has led to a shift in purchasing behavior towards online platforms. Additionally, many manufacturers are investing in their online presence to cater to the growing demand for online shopping, further bolstering the sales of filter elements through this channel.

Retail Stores:

Retail stores continue to play a vital role in the distribution of filter elements, particularly for consumers who prefer the immediacy of in-person shopping. These stores typically offer a variety of automotive, home, and industrial filter products, allowing customers to receive expert guidance from sales staff. Local availability of filter elements is particularly important for industries requiring maintenance and quick replacements. As the demand for DIY projects increases, retail stores are likely to maintain a significant market share in the filter element distribution landscape, catering to both individual consumers and small businesses seeking readily available filtration solutions.

Distributors:

Distributors serve as an essential link between manufacturers and end-users, ensuring that filter elements are readily accessible across various market segments. They often specialize in supplying products to specific industries, such as automotive or industrial applications, and play a key role in maintaining inventory and logistics. The expertise of distributors can enhance the supply chain efficiency and provide valuable insights to manufacturers about market trends and customer needs. As industries become more specialized, the role of distributors in the filter element market will continue to be critical in ensuring timely delivery and product availability.

OEM:

Original Equipment Manufacturers (OEMs) are significant players in the filter element market, integrating filtration solutions directly into their machinery and vehicles. This segment is particularly relevant in the automotive, aerospace, and industrial sectors, where specific filter specifications are required to meet operational standards. Collaborations between filter manufacturers and OEMs are becoming increasingly common, as they work together to develop customized solutions that enhance performance and compliance. As the demand for customized machinery and equipment rises, the OEM channel is likely to experience robust growth, driving innovation in filter element designs and technologies.

By Material Type

Fiberglass:

Fiberglass is a widely used material in the production of filter elements due to its excellent filtration properties and durability. Fiberglass filters are commonly employed in HVAC systems, air pollution control, and industrial applications. They offer a high dust-holding capacity and are capable of capturing fine particulate matter, making them suitable for environments with strict air quality requirements. The lightweight nature of fiberglass also contributes to ease of handling and installation. As the demand for energy-efficient filtration solutions increases, the use of fiberglass in filter elements is expected to grow, particularly in applications that require high performance and lower maintenance costs.

Activated Carbon:

Activated carbon is renowned for its unique adsorption properties, making it highly effective in removing volatile organic compounds (VOCs) and odors from air and liquids. Filters made from activated carbon are extensively used in air purifiers, water treatment systems, and various industrial applications. The growing awareness of indoor air quality and the need for clean drinking water are driving the demand for activated carbon filters. Furthermore, advances in activated carbon manufacturing techniques are enhancing the performance and efficiency of these filters, positioning them as a key material type in the filter element market.

Metal:

Metal filters are favored for their durability and ability to withstand high temperatures and pressures, making them ideal for applications in the automotive and aerospace industries. These filters can be reused and cleaned, offering a cost-effective solution over time. Metal filters are commonly used in oil filtration systems, hydraulic systems, and gas filtration applications. The growing trend towards sustainability and reduced waste is expected to drive the demand for metal filters as industries seek reusable filtration solutions that align with eco-friendly practices. As technology advances, the design and efficiency of metal filters are also set to improve, enhancing their appeal in various markets.

Synthetic:

Synthetic filters are engineered from advanced materials designed to provide high filtration efficiency and durability. They are commonly used in various applications, including automotive, HVAC, and industrial processes. Synthetic filters often exhibit superior resistance to moisture and chemicals, making them ideal for challenging environments. The versatility of synthetic materials allows for the development of filters tailored to specific performance requirements, such as increased flow rates or enhanced contaminant capture. As industries continue to evolve and adopt innovative filtration solutions, the demand for synthetic filters is anticipated to grow, particularly in sectors requiring high performance and cost efficiency.

Ceramic:

Ceramic filters are gaining traction due to their exceptional thermal and chemical resistance, making them suitable for high-temperature and corrosive applications. These filters are widely used in water treatment, food processing, and industrial manufacturing. The ability to create porous ceramic structures allows for effective filtration of fine particles and contaminants. With increasing concerns over water quality and safety, the demand for ceramic filters is on the rise, driven by their reliability and long lifespan. As industries prioritize sustainable practices, the adoption of ceramic filters is likely to expand, reflecting a growing interest in advanced filtration technologies.

By Region

The filter element market is witnessing significant growth across various regions, driven by industrial advancements and increasing environmental regulations. In North America, the market is expected to maintain a substantial share, reaching approximately USD 15 billion by 2035. The automotive and industrial sectors are major contributors to this growth, as stringent emission control regulations propel the demand for efficient filtration solutions. Meanwhile, the Asia Pacific region is anticipated to exhibit the highest growth rate, with a CAGR of over 6% during the forecast period. The rapid industrialization and urbanization in countries like China and India are leading to increased investments in filtration technologies, further driving market expansion.

In Europe, the filter element market is also poised for steady growth, with a projected value of around USD 12 billion by 2035. The region is characterized by a strong focus on environmental sustainability and energy efficiency, which is influencing the adoption of advanced filtration solutions across various industries. The increasing awareness of air and water quality issues is further supporting market growth in this region. Latin America and the Middle East & Africa are expected to experience moderate growth, primarily driven by rising industrial activities and infrastructure development. The growing emphasis on clean water access and air quality management in these regions is likely to create additional opportunities for filter element manufacturers.

Opportunities

The filter element market presents numerous opportunities for growth and innovation, particularly as industries increasingly seek sustainable solutions to meet regulatory requirements and consumer demands. One significant opportunity lies in the development of advanced filter technologies that integrate smart features, such as sensors and real-time monitoring capabilities. These innovations can improve operational efficiency, reduce maintenance costs, and enhance the overall user experience. The rise of the Internet of Things (IoT) is driving the demand for smart filtration systems, thereby creating a new market segment that filter manufacturers can capitalize on. Moreover, the trend toward green technologies and sustainable materials is opening up avenues for the production of eco-friendly filter elements that minimize environmental impact and appeal to environmentally conscious consumers.

Furthermore, the expansion of emerging markets presents a lucrative opportunity for filter element manufacturers. As countries in Asia Pacific, Latin America, and Africa undergo rapid industrialization, the demand for reliable filtration solutions is escalating across various sectors. Companies that can effectively localize their products and establish strong distribution networks in these regions stand to gain significant market share. Additionally, partnerships with local industries and government agencies to provide customized filtration solutions can help manufacturers penetrate these markets effectively. The increasing focus on water and air quality management will also drive investment in filtration technologies, creating further opportunities for stakeholders in the filter element market.

Threats

The filter element market faces several potential threats that could impede growth and profitability. One of the primary threats is the intense competition from both established players and new entrants in the market. The constant drive for innovation and improvements in product offerings means that companies must invest heavily in research and development to maintain a competitive edge. This dynamic can lead to price wars, eroding profit margins and putting additional pressure on smaller businesses. Additionally, fluctuations in raw material prices can significantly impact production costs, further complicating market dynamics and profitability for manufacturers. Companies must adopt effective supply chain management strategies to mitigate these risks and maintain product quality while controlling costs.

Another significant threat is the increasing shift towards alternative technologies that could replace conventional filtration solutions. For instance, advancements in purification methods, such as membrane technology and chemical treatments, may reduce reliance on traditional filter elements in some applications. As industries seek more efficient and cost-effective solutions, filter manufacturers must continuously innovate and adapt to evolving market demands to remain relevant. Furthermore, regulatory changes and environmental policies may impose additional compliance costs on filter manufacturers, creating further challenges in maintaining competitiveness while adhering to sustainability goals. It is crucial for companies to stay abreast of industry trends and regulations to navigate these threats effectively.

Competitor Outlook

• 3M Company
• Parker Hannifin Corporation
• Donaldson Company, Inc.
• Filtration Group Corporation
• Camfil AB
• Freudenberg Filtration Technologies SE & Co. KG
• AAF International
• Honeywell International Inc.
• Clarcor Inc.
• Schneider Electric SE
• Pure Water Products, LLC
• GE Water & Process Technologies
• Koch Industries, Inc.
• W.L. Gore & Associates, Inc.
• Met-Pro Corporation

The competitive landscape of the filter element market is characterized by the presence of several established multinational corporations, as well as numerous small and medium-sized enterprises. Key players like 3M Company and Parker Hannifin Corporation dominate the market with their extensive product portfolios and global reach. These companies leverage their technological expertise and robust distribution networks to meet diverse customer needs across various industries. Additionally, they invest heavily in research and development to innovate new filtration technologies that align with the growing demand for efficiency and sustainability. As a result, these industry leaders are well-positioned to capitalize on emerging opportunities in the market.

Donaldson Company, Inc. and Filtration Group Corporation are also prominent competitors in the filter element market. They focus on providing high-quality filtration solutions tailored to specific applications, such as automotive, industrial, and healthcare. By maintaining strong relationships with OEMs and end-users, these companies enhance their market presence and foster brand loyalty. Moreover, the ongoing trend of mergers and acquisitions in the industry allows these players to expand their capabilities and product offerings, further strengthening their competitive advantage. This consolidation among players may lead to a more concentrated market landscape, intensifying competition and innovation.

The filter element market is also witnessing an influx of new entrants and innovative startups that are challenging established players. These companies often focus on niche segments and provide cutting-edge technologies or eco-friendly products to capture market share. For instance, several startups are developing smart filters equipped with IoT capabilities, catering to the increasing demand for digital solutions. As these new entrants gain traction, they may disrupt traditional market dynamics, prompting established players to adapt their strategies to remain competitive. The landscape is thus evolving rapidly, requiring all market participants to be agile and responsive to changing customer preferences and technological advancements.

• 1 Appendix

  • 1.1 List of Tables
  • 1.2 List of Figures

• 2 Introduction

  • 2.1 Market Definition
  • 2.2 Scope of the Report
  • 2.3 Study Assumptions
  • 2.4 Base Currency & Forecast Periods

• 3 Market Dynamics

  • 3.1 Market Growth Factors
  • 3.2 Economic & Global Events
  • 3.3 Innovation Trends
  • 3.4 Supply Chain Analysis

• 4 Consumer Behavior

  • 4.1 Market Trends
  • 4.2 Pricing Analysis
  • 4.3 Buyer Insights

• 5 Key Player Profiles

  • 5.1 Camfil AB
    • 5.1.1 Business Overview
    • 5.1.2 Products & Services
    • 5.1.3 Financials
    • 5.1.4 Recent Developments
    • 5.1.5 SWOT Analysis
  • 5.2 3M Company
    • 5.2.1 Business Overview
    • 5.2.2 Products & Services
    • 5.2.3 Financials
    • 5.2.4 Recent Developments
    • 5.2.5 SWOT Analysis
  • 5.3 Clarcor Inc.
    • 5.3.1 Business Overview
    • 5.3.2 Products & Services
    • 5.3.3 Financials
    • 5.3.4 Recent Developments
    • 5.3.5 SWOT Analysis
  • 5.4 AAF International
    • 5.4.1 Business Overview
    • 5.4.2 Products & Services
    • 5.4.3 Financials
    • 5.4.4 Recent Developments
    • 5.4.5 SWOT Analysis
  • 5.5 Met-Pro Corporation
    • 5.5.1 Business Overview
    • 5.5.2 Products & Services
    • 5.5.3 Financials
    • 5.5.4 Recent Developments
    • 5.5.5 SWOT Analysis
  • 5.6 Koch Industries, Inc.
    • 5.6.1 Business Overview
    • 5.6.2 Products & Services
    • 5.6.3 Financials
    • 5.6.4 Recent Developments
    • 5.6.5 SWOT Analysis
  • 5.7 Schneider Electric SE
    • 5.7.1 Business Overview
    • 5.7.2 Products & Services
    • 5.7.3 Financials
    • 5.7.4 Recent Developments
    • 5.7.5 SWOT Analysis
  • 5.8 Donaldson Company, Inc.
    • 5.8.1 Business Overview
    • 5.8.2 Products & Services
    • 5.8.3 Financials
    • 5.8.4 Recent Developments
    • 5.8.5 SWOT Analysis
  • 5.9 Pure Water Products, LLC
    • 5.9.1 Business Overview
    • 5.9.2 Products & Services
    • 5.9.3 Financials
    • 5.9.4 Recent Developments
    • 5.9.5 SWOT Analysis
  • 5.10 Parker Hannifin Corporation
    • 5.10.1 Business Overview
    • 5.10.2 Products & Services
    • 5.10.3 Financials
    • 5.10.4 Recent Developments
    • 5.10.5 SWOT Analysis
  • 5.11 Filtration Group Corporation
    • 5.11.1 Business Overview
    • 5.11.2 Products & Services
    • 5.11.3 Financials
    • 5.11.4 Recent Developments
    • 5.11.5 SWOT Analysis
  • 5.12 Honeywell International Inc.
    • 5.12.1 Business Overview
    • 5.12.2 Products & Services
    • 5.12.3 Financials
    • 5.12.4 Recent Developments
    • 5.12.5 SWOT Analysis
  • 5.13 W.L. Gore & Associates, Inc.
    • 5.13.1 Business Overview
    • 5.13.2 Products & Services
    • 5.13.3 Financials
    • 5.13.4 Recent Developments
    • 5.13.5 SWOT Analysis
  • 5.14 GE Water & Process Technologies
    • 5.14.1 Business Overview
    • 5.14.2 Products & Services
    • 5.14.3 Financials
    • 5.14.4 Recent Developments
    • 5.14.5 SWOT Analysis
  • 5.15 Freudenberg Filtration Technologies SE & Co. KG
    • 5.15.1 Business Overview
    • 5.15.2 Products & Services
    • 5.15.3 Financials
    • 5.15.4 Recent Developments
    • 5.15.5 SWOT Analysis

• 6 Market Segmentation

  • 6.1 Filter Element Market, By Application
    • 6.1.1 Automotive
    • 6.1.2 Industrial
    • 6.1.3 Healthcare
    • 6.1.4 Aerospace
    • 6.1.5 Water Treatment
  • 6.2 Filter Element Market, By Product Type
    • 6.2.1 Air Filters
    • 6.2.2 Liquid Filters
    • 6.2.3 Oil Filters
    • 6.2.4 Gas Filters
    • 6.2.5 Hydraulic Filters
  • 6.3 Filter Element Market, By Material Type
    • 6.3.1 Fiberglass
    • 6.3.2 Activated Carbon
    • 6.3.3 Metal
    • 6.3.4 Synthetic
    • 6.3.5 Ceramic
  • 6.4 Filter Element Market, By Distribution Channel
    • 6.4.1 Online Stores
    • 6.4.2 Retail Stores
    • 6.4.3 Distributors
    • 6.4.4 OEM

• 7 Competitive Analysis

  • 7.1 Key Player Comparison
  • 7.2 Market Share Analysis
  • 7.3 Investment Trends
  • 7.4 SWOT Analysis

• 8 Research Methodology

  • 8.1 Analysis Design
  • 8.2 Research Phases
  • 8.3 Study Timeline

• 9 Future Market Outlook

  • 9.1 Growth Forecast
  • 9.2 Market Evolution

• 10 Geographical Overview

  • 10.1 Europe - Market Analysis
    • 10.1.1 By Country
      • 10.1.1.1 UK
      • 10.1.1.2 France
      • 10.1.1.3 Germany
      • 10.1.1.4 Spain
      • 10.1.1.5 Italy
  • 10.2 Asia Pacific - Market Analysis
    • 10.2.1 By Country
      • 10.2.1.1 India
      • 10.2.1.2 China
      • 10.2.1.3 Japan
      • 10.2.1.4 South Korea
  • 10.3 Filter Element Market by Region
  • 10.4 Latin America - Market Analysis
    • 10.4.1 By Country
      • 10.4.1.1 Brazil
      • 10.4.1.2 Argentina
      • 10.4.1.3 Mexico
  • 10.5 North America - Market Analysis
    • 10.5.1 By Country
      • 10.5.1.1 USA
      • 10.5.1.2 Canada
  • 10.6 Middle East & Africa - Market Analysis
    • 10.6.1 By Country
      • 10.6.1.1 Middle East
      • 10.6.1.2 Africa

• 11 Global Economic Factors

  • 11.1 Inflation Impact
  • 11.2 Trade Policies

• 12 Technology & Innovation

  • 12.1 Emerging Technologies
  • 12.2 AI & Digital Trends
  • 12.3 Patent Research

• 13 Investment & Market Growth

  • 13.1 Funding Trends
  • 13.2 Future Market Projections

• 14 Market Overview & Key Insights

  • 14.1 Executive Summary
  • 14.2 Key Trends
  • 14.3 Market Challenges
  • 14.4 Regulatory Landscape

Segments Analyzed in the Report

The global Filter Element market is categorized based on

By Product Type

• Air Filters
• Liquid Filters
• Oil Filters
• Gas Filters
• Hydraulic Filters

By Application

• Automotive
• Industrial
• Healthcare
• Aerospace
• Water Treatment

By Distribution Channel

• Online Stores
• Retail Stores
• Distributors
• OEM

By Material Type

• Fiberglass
• Activated Carbon
• Metal
• Synthetic
• Ceramic

By Region

• Asia Pacific
• North America
• Latin America
• Europe
• Middle East & Africa

Key Players

• 3M Company
• Parker Hannifin Corporation
• Donaldson Company, Inc.
• Filtration Group Corporation
• Camfil AB
• Freudenberg Filtration Technologies SE & Co. KG
• AAF International
• Honeywell International Inc.
• Clarcor Inc.
• Schneider Electric SE
• Pure Water Products, LLC
• GE Water & Process Technologies
• Koch Industries, Inc.
• W.L. Gore & Associates, Inc.
• Met-Pro Corporation