Owens Corning · Shingle roofing
TruDefinition Duration COOL Architectural Roof Shingles – Sierra Gray
TRUDEF DURATION COOL32.8 sq ft
$57.43 /bundle
Orders start at $399. Combine any items to reach it.
1 square is 100 sq ft of roof. This shingle takes 3 bundles per square, as its listing states. We round up to whole bundles.
- 1 bundle
- $57.43
- Freight delivery
- $149.00 per order
- Sales tax
- Added at checkout
All orders are subject to approval.
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Freight delivery$149.00
Per order, added in your cart. We deliver to the 48 contiguous states.
Availability confirmed by the desk at approval, with your delivery date. Shipping policy · Returns
Owens Corning · Shingle roofing
Details & specifications.
From the maker · Owens Corning’s description
Owens Corning TruDefinition Duration COOL shingles pair solar-reflecting granules with the strength of patented SureNail technology. Each architectural asphalt bundle covers 32.8 sq ft and is rated for 130‑MPH wind and Class A fire for durable, long-lasting roof performance.
Cool, Confident, and Timeless Roof Texture
Sierra Gray brings a modern, layered texture that elevates the roofline with crisp, cool tonality. The TruDefinition color blends create dimension and shadowing that complements stone, brick, and contemporary siding palettes. Pair with matte black fixtures and warm wood accents to balance the cool granules. It’s a refined finish that signals enduring, luxurious curb appeal.
Choose Sierra Gray Duration COOL shingles for durable, energy-conscious performance and standout curb appeal—order your bundles today.
- SKU
- DC1T
- UPC
- 047563021578
- Line
- TRUDEF DURATION COOL
- Colour
- Sierra Gray
- Coverage per bundle
- 32.8 sq ft
- Warranty
- Limited lifetime
- Fire rating
- Class A
- Brand
- Owens Corning
- Series Name
- TRUDEF DURATION COOL
- Type
- Architectural
- Material
- Asphalt
- Package Type
- Bundle
- Underlayment Required
- Yes
- Wind Rating (MPH)
- 130
- Bundles per 100 Sq Feet
- 3
- Coverage Area Unit of Measure
- Square feet
- Shingle Length (imperial)
- 13.25 in
- Shingle Length (metric)
- 33.655 cm
- Shingle Width (imperial)
- 39.375 in
- Shingle Width (metric)
- 100.01 cm
- Weight (lbs.)
- 68
- Color/Finish Family
- Gray
- Manufacturer Color/Finish
- Sierra Gray
- Algae Resistant
- No (marketing notes indicate StreakGuard algae resistance)
- Impact Resistance
- Yes (Rated Class 3)
- Laminated
- Yes
- ENERGY STAR Certified
- No
- UNSPSC
- 30151500
- Full product name
- Owens Corning TruDefinition Duration COOL Sierra Gray Architectural Roof Shingles, 32.8-sq ft per Bundle
Key features
- SureNail Technology: Reinforced nailing strip and triple-layer protection for superior fastening and durability
- Solar-Reflecting Granules: Helps meet Cool Roof requirements while maintaining rich, vibrant color
- High Wind Performance: 130‑MPH limited wind warranty for reliable storm resistance
- Impact Resistance: Rated Class 3 to help resist hail impact and may qualify for insurance discounts
- Laminated Architectural Design: Multi-layer asphalt construction with TruDefinition color blends for curb appeal
Specifications are provided by the manufacturer. Brand names are trademarks of their owners.
Guide
How many bundles
- 1
Squares
A roofing square is 100 sq ft of roof. Measure each plane and add them up.
- 2
Bundles per square
Most architectural shingles take 3 bundles per square; the listing states its own number.
- 3
Waste
Add 10% for a simple roof and 15% for hips, valleys and dormers.
Each bundle covers approximately 32.8 square feet; three bundles cover one roofing square (98.4 sq ft).