News
05/04/2025
EFJ-145 Best-in-Class Louver NOW Features a Hidden Vertical Mullion!
Our EFJ-145 features Best-in-Class Free Area at 52%, a narrow frame profile and now, a hidden vertical mullion for a sleek, continuous blade appearance.
EFJ-14504/15/2025
Pottorff Announces NEW Removable Duct Option!
Our removable duct option allows easy access to the damper for inspection and testing as per the IBC. Add Ductmate DM-25, DM-35, or DM-45 flanged duct connections to a stand-alone sleeve or duct section which can be easily removed for full, unobstructed access to the damper.
Removable Duct Option04/02/2025
Pottorff Fire/Smoke Dampers Have Received AMCA Certification!
Signifying our commitment to quality, Pottorff now offers select dampers with AMCA Air Performance Certification. To quality, a product must undergo rigorous testing and evaluation, which includes measuring for airflow, energy consumption, fan efficiency, static pressure and sound.
03/12/2025
New HS-10-M Fire Closure Device with Built-In Test Switch
Our new Fire Closure Device features a single-temperature, manually resettable electric thermostat and is more economical than competing devices.
HS-10-M02/17/2025
Pottorff Announces NEW 4” Mitered Corner Penthouses
Our new 4" Penthouses feature mitered cut blades for an aesthetically pleasing continuous sight line. Constructed of extruded aluminum, these penthouses are designed for intake and exhaust protection against non-wind-driven rain.
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