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Keystone Filter a division of Met-Pro Corporation
is headquartered in Hatfield, Pennsylvania, which is
approximately 30 miles northwest of the city of Philadelphia.
Keystone Filter manufactures a wide range of air and
liquid filtration products for industrial, commercial
and residential markets. These filter products include industrial
liquid filters and home drinking water filters, filter cartridges and
housings. Keystone Filter is also one of the premier
custom pleaters and custom filter cartridge manufacturers in
the United States.
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Major
Markets
- Deionized water
- Process
water
- Food
& beverage
- Membrane
pre-filtration
- Bottled
water
- Cosmetics
- Inks
- Photographic
solutions
- Medical
- Nuclear
power
- Aircraft
- High
efficiency air filtration
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Military
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Home drinking water
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Chemical
- Pharmaceutical
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Semiconductor
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Primary
Products
- Custom
pleating
- Custom
cartridges
- Industrial
liquid filters
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Drinking water filters
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Bag filters & housings
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Air filters
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UL listed HEPA filters
- Panel
filters
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Filter cartridges
- Filter
housings
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GIANT® high flow housings, cartridges & bags
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Directions
to Keystone Filter
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