grooved mechanism case


The 99 and 33A have  grooved mechanism case and cover plates and the 98 an 35A have smooth mechanism case and cover plates.  There is no difference in durability between a 98 and a 99 exit devices.
The conversion kit does not contain a new mechanism case cover plate.  If a cover plate is desired you would need the Fire or Less Dogging Cover Plate for EL conversion kit and panic cover plate fo...
Tube or channel a pushpad panic resides in