3.1005.1 Tongue and Groove Ceilings

Topic: 
Attics
Subtopic: 
Other Ceiling Materials
Desired Outcome: 
Tongue and groove ceilings sealed to prevent air leakage and moisture movement between the attic and conditioned space
TitleSpecification(s)Objective(s)
3.1005.1a
Pre-inspection

An inspection will be conducted for mold, water leaks, and water damage before sealing a tongue and groove ceiling

Repairs will be completed before work

Repair moisture-related issues

3.1005.1b
Backing

Backing will be installed behind tongue and groove ceilings

Prevent air leakage and allow for sealants

3.1005.1c
Sealant selection

Sealants will be compatible with their intended surfaces

Sealants will be continuous and meet fire barrier specifications, according to authority having jurisdiction

No sealant will be allowed to be visible in the living space

Select permanent sealant

Ensure sealant meets or exceeds the performance characteristics of the surrounding materials

Ensure ceiling remains aesthetically pleasing