Pottorff
Certified Products
Airflow Measuring Station
Damper
BD-250 Backdraft Damper
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Model 6" W x 6" H to 48" W x 52" H 6" W x 6" H to 48" W x 52" H 6" W x 6" H to 48" W x 48" H
CBD-150 Backdraft Damper
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Model 6" W x 9" H to 48" W x 48" H 6" W x 9" H to 48" W x 48" H 6" W x 9" H to 48" W x 48" H
CBD-250 Backdraft Damper
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Model 6" W x 9" H to 48" W x 52" H 6" W x 9" H to 48" W x 52" H 6" W x 9" H to 48" W x 48" H
Model BD-150 Backdraft Damper
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Model 6" W x 6" H to 48" W x 48" H 6" W x 6" H to 48" W x 48" H 6" W x 6" H to 48" W x 48" H
Model CD-41 Control Damper, Triple-V Blade Parallel
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Model 5" W x 5" H to 48" W x 72" H
Model CD-42 Control Damper, Triple-V Blade
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Model 5" W x 10" H to 48" W x 72" H
Model CD-45 Control Damper, Airfoil Blade
![Air Leakage, Air Performance](/assets/resources/public//sealthumbs/Air-Leakage-Air-Performance1.jpg)
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Model 8" W x 6" H to 48" W x 72" H 8" W x 6" H to 48" W x 72" H
Model CD-46 Control Damper, Airfoil Blade
![Air Leakage, Air Performance](/assets/resources/public//sealthumbs/Air-Leakage-Air-Performance1.jpg)
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Model 8" W x 6" H to 48" W x 72" H 8" W x 6" H to 48" W x 72" H
Model FSD-141 Combination Fire Smoke Damper, Triple-V Blade
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Catalog FSD-141 April 2021 (Print) Products click to expand…
Model 6" W x 6" H to 36" W x 48" H
Model FSD-142 Combination Fire Smoke Dampers, Triple-V Blade
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Model 6" W x 6" H to 36" W x 48" H
Model FSD-151 Combination Fire Smoke Damper, Airfoil Blade
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Catalog FSD-151, August 2018 (Print) Products click to expand…
Model 8" W x 8" H to 32" W x 48" H 8" W x 8" H to 32" W x 48" H
Model FSD-151-SS
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Catalog FSD151SS June 2022 (Print) Products click to expand…
Model 8" W x 36" H to 24" W x 6" H
Model TICD-51 Damper
![Air Leakage, Air Performance](/assets/resources/public//sealthumbs/Air-Leakage-Air-Performance1.jpg)
![Air Leakage, Air Performance](/assets/resources/public//sealthumbs/Air-Leakage-Air-Performance1.jpg)
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Model 6" W x 6.5" H to 60" W x 72" H 6" W x 6.5" H to 6" W x 12" H
Model TICD-51BFX
![Efficiency, Air Performance, Air Leakage](/assets/resources/public//sealthumbs/Efficiency - Air Performance and Air Leakage.jpg)
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Model 6" W x 6.5" H to 60" W x 72" H
Model TICD-52 Damper
![Air Leakage, Air Performance](/assets/resources/public//sealthumbs/Air-Leakage-Air-Performance1.jpg)
![Air Leakage, Air Performance](/assets/resources/public//sealthumbs/Air-Leakage-Air-Performance1.jpg)
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Model 6" W x 6.5" H to 60" W x 72" H 6" W x 6.5" H to 6" W x 12" H
Model TICD-52BF
![Efficiency, Air Performance, Air Leakage](/assets/resources/public//sealthumbs/Efficiency - Air Performance and Air Leakage.jpg)
![Efficiency, Air Performance, Air Leakage](/assets/resources/public//sealthumbs/Efficiency - Air Performance and Air Leakage.jpg)
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Model 6" W x 6.5" H to 60" W x 72" H 6" W x 6.5" H to 6" W x 12.5" H
Model TICD-52BFX
![Efficiency, Air Performance, Air Leakage](/assets/resources/public//sealthumbs/Efficiency - Air Performance and Air Leakage.jpg)
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Model 6" W x 6.5" H to 60" W x 72" H
TICD-51BF
![Efficiency, Air Performance, Air Leakage](/assets/resources/public//sealthumbs/Efficiency - Air Performance and Air Leakage.jpg)
![Efficiency, Air Performance, Air Leakage](/assets/resources/public//sealthumbs/Efficiency - Air Performance and Air Leakage.jpg)
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Model 6" W x 6.5" H to 60" W x 72" H 6" W x 6.5" H to 6" W x 12.5" H
Louver
EAJ-1235 Acoustical Louver
![Water Penetration, Sound and Air Performance](/assets/resources/public//sealthumbs/Water-Pen-Sound-and-Air-Per2.jpg)
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Model 12" W x 20" H to 60" W x 120" H
ECV-245 Extruded Aluminum Louver
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 6" W x 12" H to 60" W x 96" H
ECV-345 Extruded Aluminum Louver
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 12" W x 12" H to 60" W x 96" H
ECV-345-MD Extruded Aluminum Louver
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 12" W x 12" H to 60" W x 96" H
ECV-545-MD
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 11.5mm W x 11.5mm H to 60mm W x 120mm H
ECV-645-MD
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 12" W x 12" H to 120" W x 96" H 12" W x 12" H to 120" W x 96" H
EFD-245
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Catalog EFD-245, May 2023 (Print) Products click to expand…
Model 6mm W x 6mm H to 120mm W x 120mm H
EFD-437-FL Extruded Aluminum Louver
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 12" H to 60" W x 120" H
EFJ-937 Extruded Aluminum Louver
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 11.5" W x 11.5" H to 60" W x 120" H
EFJ-937-MD Extruded Aluminum Louver
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 12" W x 12" H to 60" W x 120" H
EVS-745 Extruded Aluminum Louver
![Air Performance, Wind Driven Sand](/assets/resources/public//sealthumbs/wds.jpg)
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Model 12" W x 12" H to 120" W x 120" H
EXA-645-MD Extruded Aluminum Louver
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 12" H to 60" W x 120" H
FFJ-445
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Catalog FFJ-445, April 2023 (Print) Products click to expand…
Model 12" W x 12" H to 72" W x 72" H
Model EAA-845 Extruded Aluminum Louver, Acoustic Airfoil Blade
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 18" H to 60" W x 120" H 12" W x 18" H to 60" W x 120" H 12" W x 18" H to 60" W x 120" H 12" W x 18" H to 60" W x 120" H
Model ECD-245 Extruded Aluminum Louver
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 4" W x 5" H to 120" W x 120" H
Model ECD-445 Extruded Aluminum Louver
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model — — 6" W x 8" H to 120" W x 120" H
Model ECD-545 Extruded Aluminum Louver, Stationary Drainable Sightproof Blade
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 4.5" W x 5" H to 120" W x 120" H 4.5" W x 5" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model ECD-545-BL Extruded Aluminum Blast Louver
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 12" W x 12" H to 60" W x 120" H
Model ECD-545-MD Extruded Aluminum Louver
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 12" W x 5" H to 60" W x 144" H 12" W x 5" H to 60" W x 144" H 12" W x 120" H to 12" W x 120" H
Model ECD-635 Wind Driven Rain Louver, Extruded Aluminum
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 12" W x 12" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model ECD-745 Wind Driven Rain Louver, Extruded Aluminum
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 4.5" W x 6.5" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model ECV-445 Extruded Aluminum Louver, Stationary Drainable Blade
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 8" W x 8" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model ECV-545 Wind Driven Rain Louver, Vertical Blade
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model — 11.5" W x 11.5" H to 60" W x 120" H 12" W x 12" H to 120" W x 120" H
Model ECV-645 Wind Driven Rain Louver, Vertical Blade
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 12" W x 12" H to 120" W x 96" H 12" W x 12" H to 120" W x 96" H
Model EDD-445 Extruded Aluminum Louver
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 4.5" W x 7" H to 120" W x 120" H 4.5" W x 7" H to 120" W x 120" H
Model EDD-637 Extruded Aluminum Louver
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 4.5" W x 7" H to 120" W x 120" H
Model EDV-545
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 11.5" W x 11.5" H to 60" W x 96" H
Model EDV-545-MD
![Water Penetration, Air Performance, Wind Driven Rain](/assets/resources/public//sealthumbs/Water-Pen-Air-Performance-W1.jpg)
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Model 11.5mm W x 11.5mm H to 60mm W x 96mm H
Model EFD-435 Drainable Blade Extruded Aluminum Louver
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 4.5" W x 6.5" H to 120" W x 120" H 4.5" W x 6.5" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model EFD-437 Extruded Aluminum Louver, Stationary Drainable Blade
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 12" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model EFD-445 Extruded Aluminum Louver, Stationary Drainable Blade
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 4.5" W x 7.5" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model EFD-637 Extruded Aluminum Louver, Stationary Drainable Blade
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 4.5" W x 7" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model EFD-637-MD Stationary Drainable Blade Louver, Extruded Aluminum
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 12" H to 48" W x 144" H 12" W x 12" H to 144" W x 48" H
Model EFD-645 Drainable Louver Extruded Aluminum
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 4.5" W x 7" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model EFJ-437 Stationary "J" Blade Louver, Extruded Aluminum
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 4.5" W x 6" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model EFJ-437-HP Extruded Aluminum Louver, Stationary "J" Blade
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 12" H to 120" W x 120" H
Model EFJ-445 Stationary Louver, Extruded Aluminum
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 4.5" W x 9" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model EFK-437 Stationary "K" Blade Louver, Extruded Aluminum
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 12" H to 120" W x 120" H 12" W x 12" H to 120" W x 120" H
Model EFK-445 Stationary Louver, Extruded Aluminum
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 12" H to 120" W x 120" H
Model EOD-637 Extruded Aluminum Operable Louver
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Catalog EOD-637 July, 2023 (Print) Products click to expand…
Model 12" W x 12" H to 60" W x 96" H
Model EOJ-690 Extruded Aluminum Operable Louver
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
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Model 12" W x 12" H to 60" W x 96" H
Model EVS-422 Extruded Aluminum Sand Louver
![Air Performance, Wind Driven Sand](/assets/resources/public//sealthumbs/wds.jpg)
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Model 12" W x 12" H to 120" W x 120" H
Model EXA-645 Extruded Aluminum Louver
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
![Air Leakage](/assets/resources/public//sealthumbs/Air-Leakage1.jpg)
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Model 6" W x 9" H to 60" W x 96" H 12" W x 9" H to 60" W x 96" H
Model EXD-437 Extruded Aluminum Louver
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 12" H to 60" W x 96" H
Model SAJ-1235 Formed Metal Louver, Formed Acoustic Blade
![Water Penetration, Sound and Air Performance](/assets/resources/public//sealthumbs/Water-Pen-Sound-and-Air-Per2.jpg)
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Model 12" W x 32" H to 120" W x 120" H 12" W x 32" H to 120" W x 120" H
XAV-545
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 12" H to 120" W x 120" H 12" W x 12" H to 48" W x 96" H
Air Movement and Control Association International, Inc.