DiamondDeck Synthetic
CertainTeed DiamondDeck is a premium synthetic underlayment featuring a unique diamond pattern for enhanced slip resistance. Provides excellent protection under all shingle types.
Key Features
Technical Specifications
Expert Analysis: Pros & Cons
Advantages
- Excellent slip resistance
- Very strong construction
- Easy to install
- Clear alignment guides
Considerations
- Shorter UV rating than some competitors
- Not vapor permeable
- Mid-range pricing
Regional Performance Ratings
Strong construction
Good moisture barrier
Durable in all conditions
Good but shorter UV rating
Excellent for wet conditions
Strong wind resistance
Frequently Asked Questions About DiamondDeck Synthetic
How long can DiamondDeck Synthetic be exposed to UV before installing shingles?
DiamondDeck Synthetic has a UV exposure rating of 90 days. This means the underlayment can remain exposed to sunlight for up to 90 days before shingles must be installed to maintain warranty coverage.
How much does DiamondDeck Synthetic cost per square?
DiamondDeck Synthetic typically costs between $8 and $12 per roofing square (100 square feet). Actual prices may vary based on location, supplier, and quantity purchased.
Is DiamondDeck Synthetic breathable?
No, DiamondDeck Synthetic is not vapor permeable. It provides excellent water resistance but does not allow moisture to escape through the material.
What warranty does DiamondDeck Synthetic offer?
DiamondDeck Synthetic comes with a 20-year limited. For full warranty terms and conditions, contact CertainTeed directly or consult with your roofing contractor.
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