Pottorff - Pottorff introduces our new 12" acoustical louver - the EAJ-1235- MD. This model features insulated J-blades and is an option for sound attenuation when the addition of a silencer is not
Pottorff - What's inside matters with our EFJ-937-MD dual-module Miami-Dade approved louver. It is AMCA Certified for Water Penetration, Air Performance and Wind-Driven Rain and AMCA 540 and 550 Listed. | Facebook
Pottorff - Pottorff introduces our new 6" Miami-Dade combination louver - the EXA-645-MD. This model features an integral airfoil blade damper which offers a space saving option over installing a separate louver
![Pottorff on Twitter: "Pottorff is currently revising all of our Miami-Dade louvers to be 2020 Florida Building Code compliant. The first model released is our 6" deep EFD-637-MD hurricane louver. It is Pottorff on Twitter: "Pottorff is currently revising all of our Miami-Dade louvers to be 2020 Florida Building Code compliant. The first model released is our 6" deep EFD-637-MD hurricane louver. It is](https://pbs.twimg.com/media/E5JQbaVXIAU5lCG.jpg)
Pottorff on Twitter: "Pottorff is currently revising all of our Miami-Dade louvers to be 2020 Florida Building Code compliant. The first model released is our 6" deep EFD-637-MD hurricane louver. It is
![National Meet Advertisements Through The Years - Chesapeake Chapter of the Antique Motorcycle Club of America (AMCA) National Meet Advertisements Through The Years - Chesapeake Chapter of the Antique Motorcycle Club of America (AMCA)](http://ccamca.org/uploads/3/5/5/0/35503042/screen-shot-1993-2020-10-06-at-7-54-17-pm_orig.png)