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Home » filters

Articles Tagged with ''filters''

FIg 1

Proper Filter Monitoring

More often than not, filters are being changed too late
May 22, 2017

Where clean air is needed, an air filter is usually not far away. In the last decade, the filtration industry has made tremendous progress in filter technologies. With new materials and designs, advances in nonwoven fabric manufacturing, and pleating methods, as well as new developments like nanofiber layers and coatings, filters have become more efficient, reliable, and compact. Demands on the filtration industry are also changing. It’s no longer solely about filter efficiency and dust-holding capacity; with soaring energy prices and increasing awareness of sustainability, filter media are expected to contribute to lower energy consumption.


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NASA Backs Startup Developing 'Smart' Color-Changing Air Filters

Serionix to develop spacesuit air filters
May 22, 2017

Serionix, a startup fundamentally changing the way we look at air, received a $750,000 contract from NASA to fund continued development of filters to remove toxic gases from next-generation spacesuit life support systems. The same technology is on its way into consumer products expected to launch within the year.


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Filter

Schaffner EMC Inc.: Harmonic Filter

March 20, 2017

The ECOsine Active 3420 is a harmonic filter that provides harmonic compensation in real time for demanding industrial and commercial environments. With a capacity of 30-300 A, operating at 200-480 vac, the connection-ready 3420 (3-wire) cabinet models include forced-air cooling and internal-liquid cooling (200-300 A) for the power electronics.


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Filter Driers

Troubleshooting Filter Driers — Part 2

How to identify and repair restrictions and damage in the liquid line
March 6, 2017
In last month’s article, “Inside Filter Driers,” which appeared on Page 18 of the Feb. 6 issue of The NEWS, we covered the internal construction, filtering, and drying materials within a refrigerant filter drier. This month, we’ll deal with troubleshooting, service, and replacement of the filter drier.
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Btu Buddy Fig 1

Btu Buddy 167: Heat Pump Low Heat Call

Bill Johnson
February 20, 2017

Bob and Tim have responded to a service request where the customer is explaining that their heat pump is running all the time. The indicator light on their thermostat is lit most of the time, indicating the strip heat is on as well. The weather is cold today but has been warm some days and cold some days. It’s a very unusual heating season.


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filter drier position

Inside Filter Driers

These valuable components keep systems clean but can become restricted themselves
John Tomczyk
February 6, 2017
Filter driers are designed to remove foreign materials, such as moisture, dirt, sandpaper grit, soldering flux, small solder beads, and acid from a refrigeration or air conditioning system. However, filter driers are notorious for becoming restricted from moisture, sludge, dirt, or oil that has entered the system from a poor service practice or extreme operating conditions.
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AAF Europe Acquires Sweden’s Dinair Group

Next step in AAF’s expansion in the global air filter market
November 24, 2016

AAF Europe has acquired Dinair Group AB, one of Sweden’s largest manufacturers and suppliers of air filters. Dinair, established in 1982, emphasizes balanced filtration solutions and has a history of developing its own products.


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NAFA Announces 30 Clean Air Award Recipients for 2016

Facilities must submit detailed and specific steps taken toward cleaning the indoor environment
October 7, 2016

The National Air Filtration Association (NAFA) has announced the recipients of its Clean Air Awards for 2016. The award is presented each year to building owners and managers who take steps to significantly improve IAQ by increasing the level or efficiency of their HVAC air filtration system.


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Advanced Filtration Concepts Inc.: Pocket Filter

Advanced Filtration Concepts Inc.: Pocket Filter

August 29, 2016

The product is constructed to withstand extreme humidity, high velocities, and turbulence and is excellent for use in areas where space is at a premium. 


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IAQ Sales Show You're Not Allergic to Money

Nicole Krawcke
July 22, 2016
Who needs Kleenex when you have a truck full of permanent IAQ solutions?
Read More
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