Hendrix
Senior Member
- Location
- New England
Is there a specific type of MC cable used for plenum ceilings?
MC and plenum ceilings
- Thread starter Hendrix
- Start date
- Status
A plenum ceiling is actually defined as "Other Space Used for Environmental Air" and the only MC prohibition is that it does not have an overall nonmetallic covering, see 300.22(C)(1)
Roger
- Status