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| Mineral Fiber Ceiling |
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| Project Conditions |
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| A. Environmental Conditions |
| Install acoustical ceiling systems only when temperature and humidity conditions closely approximate interior conditions to exist, when building is occupied. |
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| Maintain this condition prior to, during, and after installation. |
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| B. Before installation, the following conditions must exist at the site |
| All exterior doors & windows must be in place and roof must be watertight. |
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| Mechanical and Electrical workman shall have completed their work above ceiling line prior to acoustical ceiling systems installation. |
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| Coordinate with Mechanical and Electrical workman prior to start of installation. This depends on your requirements as well. |
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