Three-in-One Composite Roof Deck Panels provide acoustics, insulation, and a nailable surface that accepts a wide variety of roofing materials.
Key Features & Performance
- Sound Absorption — NRC up to 0.60
- R-Value up to 44
- Spans up to 8 feet
- 50 pound design load
- Diaphragm shear up to 786 dsn/lf
- Nailable Surface
- Low or High Slope Applications
Special Applications
TECTUM III
- Sloped Applications
TECTUM IIIP
- High Humidity Areas
- Swimming Pools
- Ice Arenas

Performance at a Glance
Sound Absorption | NRC up to 0.60 | |
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Light Reflectance | Natural - 60% White - 70% |
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Sustainability | LEED v4 contributions - 5 credit areas |
Thermal Performance | R-value up to 44 | |
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Diaphragm Shear | Up to 786 dsn/lf |
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Design Load | 50-pound | |
Span | Up to 96" | |
Wind Uplift Resistance | UL Class 90* |
* U.L. Design No, NM517, NM474, NM475, NM451
Sustainability Profile
Contributes to LEED v4 |
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Photos
Resources
Technical
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Data Sheet - TECTUM III & TECTUM IIIP Roof Deck
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TECTUM Roof Deck Installation Guide
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TECTUM Roof Deck Technical Guide
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Acoustical Performance - TECTUM III Roof Deck
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Thermal Performance - TECTUM III Roof Deck
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Design Load - TECTUM III Roof Deck
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Fastener Spacing Schedule - TECTUM III & TECTUM E Roof Deck
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SDS - MasterWeld 948
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SDS - TECTUM III & TECTUM IIIP Roof Deck
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Specification - TECTUM Cementitious Roof Deck
- DOCX
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Warranty - TECTUM Roof Deck Panels