Best Glass Fiber Lab Filters of 2025

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Glass Fiber Lab Filters are highly efficient filters commonly used in laboratory settings for a wide range of applications. These filters are made from high-quality borosilicate glass fibers, ensuring excellent chemical compatibility and resistance to heat. With their fine porosity and high dirt-holding capacity, Glass Fiber Lab Filters are ideal for filtration of particulate matter and microorganisms. They are commonly used in air monitoring, water analysis, environmental testing, and gravimetric analysis. These filters offer reliable and accurate results, making them an essential tool for any laboratory seeking precise filtration solutions.
At a Glance: Our Top Picks
Top 10 Glass Fiber Lab Filters
Omicron 133047 Glass Fiber Filter
The Omicron 133047 Glass Fiber Filter is a high-quality lab filter that offers exceptional performance and convenience. Made from borosilicate glass fiber, this filter is binder-free, ensuring that no unwanted substances are introduced into your samples. The 1.2 μm membrane filter provides excellent filtration efficiency, allowing for the removal of even the smallest particles. With a diameter of 47mm, this filter is suitable for a wide range of applications. Whether you're conducting research or performing routine laboratory tests, the Omicron Glass Fiber Filter is a reliable choice that delivers accurate and precise results.
Omicron Borosilicate Glass Fiber Filter
The Omicron Glass Fiber Filter is designed for laboratory use, featuring a binder-free construction that ensures purity in your applications. Made from borosilicate glass fiber, this filter is not only durable but also effective in capturing fine particles. With a 25mm diameter and a pore size of 1.6 micrometers, it provides excellent filtration efficiency, making it suitable for various experiments. This filter's membrane design allows for easy handling, ensuring that you can focus on your work without worrying about contamination.
Thomas AE4700 Glass Microfiber Filter
The Thomas AE4700 Glass Microfiber Filter, also known as the Thomas Glass Filter, is a high-quality lab filter designed to deliver exceptional performance. With its fine porosity and fast flow rate, this filter allows for quick and efficient filtration of particles as small as 1 micrometer. Whether you are conducting suspended solids or air monitoring, this filter provides reliable results with its 15 seconds filtration speed. Made of binderless borosilicate glass microfiber, it ensures durability and long-lasting use. The Thomas Glass Filter is an essential tool for any lab, offering convenience and accuracy in your filtration processes.
Omicron 136047 Borosilicate Glass Fiber Filter
The Omicron Glass Fiber Filter is designed to assist you in laboratory analysis, particularly for bacteria detection and sterility testing. This filter allows for effective clarification and pre-filtration, ensuring that your samples are clean and ready for further examination. By using this filter, you can enhance the reliability of your results and streamline your testing processes. It is an essential tool for anyone looking to maintain high standards in lab work, providing convenience and accuracy in each use.
Omicron Borosilicate Glass Fiber Filter
The Omicron Glass Fiber Filter offers an exceptional filtration rate combined with a high loading capacity, making it perfect for your laboratory needs. You can rely on it for pre-filtering heavy loads of larger particles, ensuring that your filtration process remains efficient and effective. This filter is designed to handle significant amounts of material without compromising performance, which is especially beneficial when dealing with large particulate matter. With this filter, you can enhance your workflow and maintain the quality of your results effortlessly.
Ahlstrom Borosilicate Glass Filter Paper 1610-0550
The Ahlstrom Glass Filter Paper is designed for laboratory analysis, providing you with a reliable solution for your filtration needs. Made from 100% pure borosilicate glass, this filter paper ensures high purity in your samples. Its rapid flow rate allows for quick filtration, saving you time in your experiments. You will appreciate its high loading capacity, which means it can hold more material without clogging, making your work more efficient. Additionally, the long shelf life ensures that you can store it for future use without worrying about quality degradation.
Omicron Borosilicate Glass Fiber Filter
The Omicron Glass Fiber Filter is designed without binders, ensuring a pure filtration process. Made from high-quality borosilicate glass fiber, this filter provides exceptional chemical resistance, making it perfect for various laboratory applications. With a 47mm diameter, it easily fits standard setups, allowing you to conduct your experiments with ease. The filter's 1.6 micron pore size effectively traps particles, ensuring that you obtain reliable results. This product is an ideal choice for researchers looking for efficiency and reliability in their filtration needs.
Advantec GF7525MM Glass Fiber Filters
The Advantec Glass Fiber Filters are designed for effective filtration in laboratory settings. With a 25 mm diameter, these filters provide a perfect size for various applications. Made from high-quality glass fiber, they ensure durability and reliability during use. This membrane support allows for efficient filtration, making your processes smoother and more efficient. By utilizing these filters, you can achieve better results in your experiments, saving you time and effort while ensuring accurate outcomes.
Whatman 1827-042 Glass Microfiber Filter
The Whatman Glass Microfiber Filter is an essential tool for various laboratory applications. With a diameter of 4.25 cm and a retention capability of 1.5 microns, it efficiently captures fine particles, making it ideal for tasks like water quality testing and bacterial filtration. Its unique borosilicate glass construction allows it to endure temperatures exceeding 500°C, ensuring durability during high-heat processes. Additionally, this filter meets the specifications outlined in Standard Methods 2540D, making it a reliable choice for monitoring total suspended solids in water and other critical analyses.
Omicron Borosilicate Glass Fiber Filter
The Omicron Glass Fiber Filter is designed for effective sterilization of small volumes, making it an ideal choice for your final filtration needs. By utilizing this filter, you can significantly reduce the presence of mycoplasma, ensuring that your samples are cleaner and safer for analysis. It is particularly useful when dealing with contaminated samples, providing you with peace of mind that your results will be more reliable. This filter is a great addition to your lab equipment, streamlining your workflow and enhancing the quality of your research.
Frequently Asked Questions (FAQs)
1. What are glass fiber filters used for?
Glass fiber filters are commonly used for the removal of sediment and coarse particulate due to their superior throughput compared to other fiber filters. They have high flow rates, making them ideal for applications that require the removal of sediment and coarse particulate in single and multi-process scenarios.
2. What are the advantages of using a glass fiber filter or filter paper in liquid samples?
Glass fiber filters offer several advantages in liquid sample filtration. They have fast flow rates, high loading capacity, wide-range thermal tolerance, and excellent precipitate retention. These filters are particularly suitable for gravimetric analyses of air pollutants and can be used as prefilters before membrane filters.
3. Are fiberglass filters OK to use?
Fiberglass filters have a low MERV rating and may not be suitable for filtering out fine air pollutants such as pollen, dust, dust mites, bacteria, or viruses. They are not recommended for environments with allergy or asthma sufferers, pets, or high foot traffic.
4. Do fiberglass filters work?
Fiberglass filters are designed to remove larger particles from the air in your home. While they provide minimal protection for your heating and cooling system, they do little to protect your health. They are not effective for asthma or allergies.
5. What are the advantages and disadvantages of fabric filters?
Fabric filters with a high fabric load and a compressed air system have a higher yield but consume more energy. On the other hand, fabric filters with a low fabric load and a reverse air system or shaking system have a lower yield but lower energy usage.
6. What are the pros and cons of media filters?
Media filters are low maintenance and only need to be changed once or twice a year. They are highly effective in trapping pollutants. However, professional installation is required, and they do not filter out odors.
7. Is fiberglass filter better?
Fiberglass filters may provide slightly better airflow, but the difference is generally not significant enough to impact the overall health and efficiency of the HVAC system.
During our glass fiber lab filter research, we found 24 glass fiber lab filter products and shortlisted 10 quality products. We collected and analyzed 3,303 customer reviews through our big data system to write the glass fiber lab filters list. We found that most customers choose glass fiber lab filters with an average price of $57.70.
The glass fiber lab filters are available for purchase. We have researched hundreds of brands and picked the top brands of glass fiber lab filters, including Omicron, Thomas, Ahlstrom, Advantec, Whatman. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Brian Howie is a content writer and senior industrial designer. After graduation from Westminster College, he has been engaged in product design and manufacturing for 18 years. Brian Howie has always found great pleasure in designing industrial products and sharing his ideas and experience online.