
FILTRATION RESOURCES AND EXPERT INSIGHTS
RESOURCES
At National Filter Supply, we believe informed decisions lead to better performance. Explore our collection of resources, including technical guides, maintenance tips, and industry updates, to help you get the most out of your filtration systems.
MAXIMIZE EFFICIENCY WITH CUSTOM FILTERS
Optimizing your HVAC system's efficiency is crucial for maintaining air quality and reducing operational costs. With unique operations or special filter needs, using our tailor-made filters is an effective solution for you needs.
To learn more about our in-house custom filter services and resources, contact our sales team today.
THE IMPORTANCE OF REGULAR AIR CONDITIONING FILTER REPLACEMENT
Maintaining your air conditioning system is key to ensuring it runs efficiently and lasts for years. One of the most important yet often overlooked maintenance tasks is regularly replacing your air conditioning filters. By doing so, you can save on energy costs, improve air quality, and extend the lifespan of your unit.
AN INDUSTRY LEADER ACROSS VARIOUS MARKETS
National Filter Supply, Inc. is a NAFA-certified industry leader dedicated to providing exceptional filtration products and services since 1996. Serving a diverse range of industries, we ensure clean and efficient environments tailored to each sector's unique needs.
HOW HIGH-QUALITY AIR FILTERS IMPROVE FACILITY OPERATIONS AND REDUCE COSTS
Facility operations teams juggle a lot—keeping HVAC systems running efficiently, reducing energy costs, and ensuring clean indoor air quality for employees and customers. Air filters do more than just clean the air—they protect HVAC systems from dust, debris, and contaminants that can lead to costly repairs or inefficiencies.
FREQUENTLY ASKED QUESTIONS
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The replacement schedule depends on factors like filter type, facility size, and air quality conditions. As a general guideline:
Standard pleated filters (MERV 8-11): Every 3-6 months
High-efficiency filters (MERV 13-16): Every 2-4 months
Specialized filters (HEPA, ULPA): Follow manufacturer recommendations
For facilities with high dust or airborne particles, more frequent changes may be needed.
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The Minimum Efficiency Reporting Value (MERV) rating measures a filter’s ability to capture particles:
MERV 8-11: Ideal for offices, schools, and retail spaces
MERV 13-16: Recommended for hospitals, industrial sites, and high-traffic areas
HEPA & ULPA Filters: Required for clean rooms, laboratories, and medical facilities
Our team can help you choose the right filter based on your facility's needs.
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Yes! Standard filters often leave gaps, allowing air and dust to bypass the filter. Custom-sized filters ensure a perfect fit, reducing bypass and improving HVAC efficiency. National Filter Supply specializes in custom filtration solutions for better performance and cost savings.
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Dirty or low-quality filters make HVAC systems work harder, increasing energy consumption. High-quality, properly sized filters:
Improve airflow efficiency
Reduce strain on HVAC components
Lower energy bills by 5-15%
Replacing filters on schedule keeps your system running at peak efficiency.
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Yes! We offer bulk pricing and scheduled filter replacement programs to help facility managers streamline maintenance. Contact us to discuss your needs and find a cost-effective solution.
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Ordering is easy! You can:
Browse our selection online and place an order
Request a custom quote for specialized filters
Call us at 317-517-3839for expert recommendations
Email us at sales@natfiltsupply.com
