Puafil OnGuard
Preserving HistoryLibraries Archives Churches Museums

Facilities worldwide rely on OnGuard monitors to protect artifacts from damage caused by pollutant gases. The case studies below discuss applications for OnGuard monitors in museums and archives. The OnGuard is also being used in libraries, chapels, and temporary display and storage areas; anywhere pollutant gases can negatively affect irreplaceable documents, art, and artifacts.

Should you need detailed information specific to your application, please reference the
the additional technical literature and specifications.

OnGuard Air Quality Monitors - General Information

OnGuard Installations (partial listing)

OnGuard Preservation Case Studies

Mohamed Mahmoud Khali Museum
Mohamed Mahmoud Khalil Museum in Giza, Egypt
Art collection worth billions requires constant protection from polluted urban environment.

Dutch State Archives
Dutch State Archives in Limburg, the Netherlands
Study shows visual signs of degradation show up in as little as three years; steps being taken to prevent further deterioration.
Minnesota Historical Society Minnesota Historical Society in Minneapolis, Minnesota
Monitoring shows that permanent damage to the museum's artifacts was imminent.
Georgia Archives

The Georgia Archives in Morrow, Georgia
With the move to a new facility in 2003, OnGuard monitors alerted engineers when the filter media needed to be replaced. New building materials were offgassing and exhaust fumes were entering through dock doors. These gases were removed from the air, protecting historical records dating back to the 18th century.

OnGuard Application Software

Frequently Asked Questions

Additional Technical Literature & Specifications
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