Helpful? 0

How much blown-in cellulose can you put on top of a 5/8" drywall ceiling?

I have trusses on 24 inch centers and plan on at least 12 inches of cellulose. When do you have to use something stronger like OSB and how is it finished?

Asked by larry ogden
Posted Sat, 11/17/2012 - 12:39
Edited Sun, 11/18/2012 - 06:32

Tags:

1 Answer

Select your preferred way to display the comments and click "Save settings" to activate your changes.
1.
Helpful? 0

Larry,
For a detailed discussion of your question, see Is 5/8 drywall sufficient to support R-60 cellulose in a ceiling?

Answered by Martin Holladay, GBA Advisor
Posted Sun, 11/18/2012 - 06:26

Other Questions in Green building techniques

where to buy competitively-priced PV panels?

In General questions | Asked by Minneapolis Disaster, 6B | Jan 25, 15

Bathroom exhaust fan damper

In Energy efficiency and durability | Asked by Kevin Schramm | Jan 25, 15

Rigid Foam on inside of stud cavity

In Green building techniques | Asked by kurtis wiedmann | Jan 25, 15

Vaulted ceiling insulation

In Energy efficiency and durability | Asked by Robert Page | Jan 25, 15
Register for a free account and join the conversation


Get a free account and join the conversation!
Become a GBA PRO!