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Felt Filter Bags: The Unsung Heroes of Industrial Air Filtration

You know those big ol’ factories with the huge smokestacks billowing clouds into the sky? Sure, they may look like polluting behemoths spewing toxins every which way, but looks can be deceiving. Most of those factories today have high-tech filtration systems to keep the air clean, and the humble felt filter bag is the veritable workhorse making it all happen.

These unassuming squares of fabric may not seem glamorous, but they’re the superheroes of the industrial air filtration world. When dirty air enters the system, it’s like a dusty tornado twisting through the facility. But have no fear – the trusty [felt] filter bags are on the job! They spring into action, capturing all those pesky particles and preventing them from getting back into the environment. It’s a tough gig, taking the full brunt of swirling particulate chaos day in and day out.

By the time the filtered air leaves the stack, it’s been transformed into a pristine cloud as fluffy and pure as cotton thanks to the stalwart [felt] fabric warriors. The bags shake off the dust buildup periodically and keep right on fighting the good fight. Talk about endurance! They’re constantly pummeled by debris yet hang in there, durable as can be, filtering tons of air over years of use.

So next time you see plumes rising from those industrial buildings, remember the un-sung filter bag heroes working tirelessly out of sight. They may not get much credit, but those bags are the all-stars keeping our skies blue. Give ’em a metaphorical pat on the back for sticking it to all that dirt and dust. Their job blowing in the wind is a thankless one, but we salute these filtration phenoms!

Our Jet Vent Felt Filter Bags can be found here:

  • Pulse Jet Baghouse Filter Bags 4” x 51” (Box of 36)
    Pulse Jet Baghouse Filter Bags 4” x 51” (Box of 36)
  • Shaker filter bag
    Clean-a-Batch 8×107 Filter Bags
  • Batcher-Vent Support Discs 4” (Pack of 18)
    Batcher-Vent Support Discs 4” (Pack of 18)
  • Shaker filter bag
    Batcher-Vent 4 x 11-1/2 Filter Bags (Pack of 18)
  • Shaker filter bag
    Jet-Vent 4 x 101 Filter Bags (Pack of 36)
  • Shaker filter bag
    Jet-Vent 4 x 87 Filter bags (Pack of 36)
  • Shaker filter bag
    Jet-Vent 4” x 51” Filter Bags
  • Shaker filter bag
    4″ x 38.5″ Shaker Style Filter Bag (Box of 36)
  • Shaker filter bag
    4″ x 79″ Shaker Style Filter Bag (Box of 36)
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Factors to Consider When Choosing Silo Top Filters

Choosing the right silo top filter is crucial for the efficiency and safety of your silo operations. Here are some factors to consider:

Material Type

The type of material stored in the silo can influence the choice of the filter. Some materials may require specialized filters. For instance, hygroscopic materials may require filters with moisture-resistant features.

Filter Efficiency

The efficiency of the filter in removing dust particles is another important consideration. High-efficiency filters can capture smaller particles, ensuring cleaner venting.

Maintenance Requirements

Consider the maintenance requirements of the filter. Filters with self-cleaning mechanisms can reduce maintenance time and costs.

Installation and Maintenance of Silo Top Filters

Installation Process

The installation of silo top filters is a straightforward process. However, it’s important to ensure that the filter is properly aligned and securely fastened to prevent air leakage. Some filters, like the cartridge silo vents, are compact and easy to install, making them ideal for applications where space is limited.

Routine Maintenance Practices

Routine maintenance of silo top filters is essential to ensure their efficiency and longevity. This includes regular inspection of the filter media for damage, cleaning or replacing the filter media as necessary, and checking the integrity of the seals.

Troubleshooting Common Issues

Common issues with silo top filters include air leakage, reduced filtration efficiency, and damage to the filter media. These issues can often be resolved by checking the installation, cleaning or replacing the filter media, and replacing worn-out seals.

Case Studies: Effective Use of Silo Top Filters in Various Industries

Silo top filters are used in a variety of industries to ensure efficient and safe silo operations. Here are a few examples:

Construction Industry

In the construction industry, silo top filters are used in cement silos to prevent the escape of cement dust during the filling process. The Wam SILOTOP R03 Silo Venting Filter is a popular choice due to its high filtration efficiency and compact design.

Food and Beverage Industry

In the food and beverage industry, silo top filters are used in silos storing ingredients like flour, sugar, and grains. They ensure that the stored materials remain clean and uncontaminated, maintaining the quality of the final product.

Pharmaceutical Industry

In the pharmaceutical industry, silo top filters are used in silos storing pharmaceutical powders. They ensure that the powders are not contaminated with dust, maintaining the quality and safety of the pharmaceutical products.

Future Trends in Silo Top Filter Technology

As industries evolve, so does the technology that supports them. Silo top filter technology is no exception. Here are some future trends to watch out for:

Innovations in Filter Design

Innovations in filter design are expected to enhance the efficiency and longevity of silo top filters. For instance, the development of new filter media materials could improve dust holding capacity and resistance to wear and tear.

Impact of IoT on Silo Top Filters

The Internet of Things (IoT) is set to revolutionize many industrial processes, including silo venting. IoT-enabled silo top filters could provide real-time data on filter performance and alert operators to potential issues, enabling proactive maintenance and reducing downtime.


Silo top filters play a crucial role in maintaining the efficiency and safety of silo operations across various industries. They ensure clean, safe venting, preserve the quality of the stored material, and help industries comply with environmental emission standards. As technology advances, we can expect to see even more efficient and reliable silo top filters. The future of silo venting looks promising, and continued innovation in the field is encouraged. Griffin Filters leads the way with innovative solutions to your Silo Top Filter needs.

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Harness the Power of Bin Vent Dust Collectors

Industrial environments are notorious for being hosts to various kinds of air pollutants, including dust, smoke, and other harmful particulates. The importance of a reliable dust collection system can’t be underestimated, not just for maintaining the health and safety of employees, but also for guaranteeing the longevity of machinery and equipment. This is where Griffin Filters, a trusted name in the field of air filtration systems since 1950, makes a world of difference with their bin vent dust collectors and jet dust collectors.

The Need for Effective Dust Collection

The engineering industry deals with processes that generate dust and other harmful airborne particulates. These can potentially harm workers’ health, cause wear and tear on machinery, and contravene environmental regulations. One specific area of concern is dust emitted from storage bins, a problem efficiently tackled by bin vent dust collectors.

Bin vent dust collectors are designed to filter out dust particles from the displaced air in storage bins, preventing them from being expelled into the environment. They are crucial for industries dealing with bulk solids and powders, ensuring a clean, dust-free operation.

When it comes to dust collection solutions, partnering with an experienced manufacturer such as Griffin Filters is a prudent decision. With over seven decades of experience and more than 25,000 dust collectors installed worldwide, Griffin is the go-to manufacturer for effective dust collection systems.

Unraveling the Power of Bin Vent Dust Collectors

The bin vent dust collectors offered by Griffin Filters serve multiple purposes. Besides eliminating dust, they also help maintain the structural integrity of the storage bins. Prolonged exposure to dust can damage these structures, leading to potential safety hazards and increased maintenance costs.

But what sets Griffin’s bin vent dust collectors apart? First and foremost, they are designed to handle heavy-duty applications. Their ability to capture fine particles ensures the highest level of efficiency, ensuring a dust-free environment. Moreover, they are engineered to deliver optimal performance under different conditions, making them an ideal choice for a wide range of industrial applications.

To further enhance the dust collection process, Griffin also offers jet dust collectors. These are highly efficient in managing dust in larger spaces and boast a user-friendly design for easy maintenance and operation.

Why Partner with Griffin Filters?

Griffin Filters has a long-standing reputation for providing industry-leading air filtration systems. Here’s why choosing Griffin for your dust collection needs is an intelligent choice:

  1. Wide Variety: Griffin offers a vast array of dust collectors, from large pulse-jet baghouse filters to smaller vent filters, covering a wide range of application needs.
  2. Customization: Understanding that every industrial application is unique, Griffin provides customized solutions to match specific needs, offering optimum performance and cost-effectiveness.
  3. Quality: Each product delivered by Griffin meets stringent emission regulations, ensuring high standards of air quality.
  4. After-sales Service: Besides the initial installation, Griffin also provides quick delivery of replacement filter bags for most baghouse filters in the market today, offering convenience and peace of mind.


Navigating the complexities of air filtration in an industrial setting can be daunting. However, with the right partner, like Griffin Filters, managing dust in your facility becomes less challenging. Embrace the power of bin vent dust collectors and create a safer, cleaner work environment

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7 Factors Every Filter and Baghouse User Should Consider

As industries grapple with environmental responsibilities and occupational safety, dust collection solutions have become increasingly important. An essential element of these solutions is the dust collection filter. These filters, integral to bag filter dust collectors and baghouse filters, can make a significant difference in the efficiency and effectiveness of dust collection systems. This article provides an in-depth guide to dust collection filters, touching on their types, materials, technologies, and benefits.

  1. Types of Dust Collection Filters

One of the critical aspects of understanding dust collection filters is knowing the different types available and their unique properties. Griffin Filters offers a diverse selection to cater to various industrial needs.

  1. Pleated Filter Bags: These are often used as replacements for traditional filter bags, providing increased surface area and higher efficiency.
  2. Shaker Bags: Particularly suited to low-air-volume systems, shaker bags are manually cleaned. Griffin’s Shaker Bags exemplify high-quality options for this category.
  3. Standard Filter Bags: These are the workhorses of dust collection systems, effectively filtering dust particles from the air.

2) Materials and Technologies

The effectiveness of dust collection filters largely depends on the materials and technologies used in their manufacture. Below are some commonly used materials:

  1. Polyester: Known for its excellent durability and resistance to most chemicals.
  2. Aramid: Commonly known by its trade name, Nomex, Aramid has excellent heat resistance.
  3. PTFE: With its exceptional resistance to high temperatures and chemicals, PTFE is often used for harsh industrial applications.

Various technologies can be utilized to enhance filter performance. For example, membrane technology allows for higher filtration efficiencies and prolonged filter life.

3) Characteristics and Benefits

Choosing the right dust collection filter leads to multiple benefits, including improved air quality, extended filter life, reduced energy costs, and enhanced system performance. For instance, bag filter dust collectors provide an effective solution for filtering large volumes of high-viscosity liquids.

4) Industry Standards and Regulations

Complying with industry and regulatory standards is a must when choosing dust collection filters. Standards set by regulatory bodies like the Environmental Protection Agency (EPA) and the Occupational Safety and Health Administration (OSHA) ensure that your dust collection system meets safety and environmental requirements.

5) The Importance of Regular Maintenance

Maintaining your dust collection filters is as essential as selecting the right ones. Regular maintenance not only extends the lifespan of your filters but also ensures that your dust collection system operates at optimal efficiency. It helps prevent system breakdowns and costly downtime. Here are some maintenance tips:

  1. Regular Inspections: Regularly inspect the filters for signs of wear or damage. Also, check for abnormal differential pressure, which could indicate clogging or other problems.
  2. Timely Replacement: Ensure that filters are replaced when their performance starts to decline. The frequency of filter change depends on various factors like the type of dust, the volume of dust, and the filter material.
  3. Proper Cleaning: For filters designed to be cleaned and reused, like shaker bags, ensure they are cleaned properly as per the manufacturer’s guidelines.

6) Custom Solutions

The wide array of filters available in the market can cater to most dust collection needs. However, there may be situations where a more customized solution is required. Griffin Filters, for instance, offers custom solutions to fit unique dust collection requirements. By considering factors like dust type, dust volume, air volume, and specific industry requirements, they can design a dust collection system that perfectly suits your needs.

7) The Future of Dust Collection Filters

Innovation is driving the future of dust collection solutions. As the demand for more efficient, sustainable, and cost-effective solutions grows, so too does the push for technological advancement. Look out for developments in areas such as nano-fibre technology and biodegradable filter materials, which promise to deliver higher filtration efficiencies and environmentally friendly solutions.

In Conclusion

Dust collection is a critical aspect of any industrial operation, and the heart of effective dust collection lies in the quality of filters used. By understanding the types of dust collection filters, the materials and technologies used in these filters, and their benefits, you can make informed decisions that can significantly enhance your operational efficiency. Also, remember that industry or regulatory standards are essential to ensure the safety and environmental sustainability of your operations.

For a wide range of high-quality dust collection filters, including bag filter dust collectors and baghouse filters, check out Griffin Filters. Their extensive product range, coupled with the availability of custom solutions, makes them a go-to resource for all your dust collection needs.

Stay informed, stay safe, and keep your operations dust-free!

Investing in the right dust collection solutions can result in substantial improvements to workplace safety and operational efficiency. Companies like Griffin Filters provide a wide range of high-quality filters that cater to various industry needs. For specific products, check out their shop for popular filter options.

In the world of dust collection, one size certainly does not fit all. Therefore, understanding your unique needs, coupled with an in-depth knowledge of dust collection filters, is vital for choosing the right solutions for your operations.

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The Ultimate Guide to Dust Collection Bags

If you work in an industry that utilizes dust collection solutions, you know the importance of high-quality dust collection bags. These vital components are the heart of your dust collection system, so understanding them is crucial. Let’s delve deeper into the world of baghouse filters, their types, materials, and technologies, and why they are an essential part of your industry’s arsenal.

What Are Baghouse Filters?

Baghouse filters are the workhorses of dust collection systems. These sophisticated devices trap dust and other particulates, ensuring that your workplace is clean and safe. The type of filter you need depends on the size and type of particulates you’re dealing with, the volume of air you need to process, and the conditions under which your system operates.

Types of Baghouse Filters

Baghouse filters come in several types, each designed to handle different industrial needs. Some of the most common types include:

  • Shaker bags: These are mechanically shaken to dislodge collected dust.
  • Reverse air bags: Utilize air flow in the opposite direction to remove dust.
  • Reverse air baghouse: Reverse the air flow direction to effectively eliminate dust in the air baghouse.
  • Pulse jet bags: They use a burst or ‘pulse’ of compressed air to dislodge dust.

You can find a variety of these popular filters at our online shop, each designed to meet your specific dust collection needs.

Baghouse Filter Materials

The material used to construct your filter bags is just as important as the type of baghouse filter you choose. Some commonly used materials include:

  • Polyester: This is a versatile and economical material used in a variety of applications.
  • Nomex: This material is excellent for high-temperature applications.
  • PTFE: Known for its excellent chemical resistance, PTFE is used when dealing with corrosive environments.

Our filter shaker bags come in a variety of materials to suit your specific industrial requirements.

The Benefits of Baghouse Filters

Baghouse filters offer several advantages that make them an ideal choice for dust collection. Here are some key benefits:

  • High Efficiency: Baghouse filters can capture particulates as small as one micron, making them incredibly efficient.
  • Versatility: They can be used for a variety of applications, from woodworking to metalworking, cement production, and more.
  • Compliance: Using baghouse filters can help your company meet and exceed industry and regulatory standards for air quality.

Visit our shop to explore a wide range of baghouse filters and find the one that meets your needs.

When it comes to dust collection, baghouse filters play a critical role. Understanding the types of filters, the materials they’re made from, and their benefits can help you make the best choice for your dust collection needs. Remember, choosing the right filter can make a significant difference in the performance of your dust collection system, ensuring a safe and healthy workplace.

baghouse filters

Considerations for Baghouse Filters

Choosing the right baghouse filter involves more than just understanding their types and materials. Here are some key considerations you should keep in mind:

The Nature of the Dust

The characteristics of the dust you are dealing with significantly influence the type of baghouse filter you need. The size, shape, and density of the dust particles, as well as their abrasiveness and reactivity, all play a role in filter selection.

The Operating Environment

The conditions under which your dust collection system operates are crucial. This includes the system’s temperature and humidity, as well as any chemicals present. For instance, if your environment is high-temperature, you’ll need to select a filter material, like Nomex, that can withstand these conditions.

The Air-to-Cloth Ratio

The air-to-cloth ratio is a critical parameter that determines the performance of your dust collection system. This ratio represents the amount of air (in cubic feet per minute) flowing through one square foot of filter media. Getting this ratio right can help extend filter life and improve dust collection efficiency.

Industry and Regulatory Standards

Complying with industry and regulatory standards is a must for companies using dust collection solutions. Standards such as those set by the Occupational Safety and Health Administration (OSHA) and the Environmental Protection Agency (EPA) mandate certain levels of air quality in workplaces. Baghouse filters are a proven way to meet and exceed these standards, protecting both your workforce and the environment.

Maintenance of Baghouse Filters

Regular maintenance is a crucial aspect of ensuring your baghouse filters’ longevity and optimal performance. This includes routine inspections for wear and tear, cleaning or replacing filters as necessary, and monitoring system performance to detect and address issues promptly. A well-maintained baghouse filter will not only perform better but can also save you money in the long run by reducing downtime and replacement costs.


To sum it up, baghouse filters are an essential component of your dust collection system. They play a vital role in ensuring a clean and safe workplace, improving operational efficiency, and helping your company comply with industry and regulatory standards. From understanding the types and materials of baghouse filters to appreciating their benefits and maintenance requirements, you are now equipped with the knowledge to make the best choice for your dust collection needs.

For more information or to browse our selection of baghouse filters, feel free to visit our shop.

By understanding the intricacies of dust collection bags, you’re one step closer to a cleaner, safer, and more efficient workplace. Don’t underestimate the power of a high-quality baghouse filter – it could be the key to your company’s success.