fire rated walls/ceilings

[gserve]

Can plastic boxes be used in these areas?

 

[volt102]

What is the Firing Rating?

 

[bphgravity]

Yes. Go here for more information:

http://database.ul.com/cgi-bin/XYV/...n=versionless&parent_id=1073984997&sequence=1

 

[gserve]

Thanks for the info. Now how about the cover? I need to use a blank plate on a round plastic nail-on box. I looked at the Arlington plastic blank plate and I don't see a rating on it. Do I need to use a metal blank-up plate? I rather use the pastic one it is white like the ceiling.