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Business Details
46 Years
experience
Premium Western Red Cedar Siding Panels
Cedar Valley has been the leading manufacturer of premium Western Red Cedar shingle and shake panels since 1980. As a family-owned business based in Hollister, California, we combine decades of craftsmanship with patented innovation to deliver durable, sustainable siding solutions. Our products feature three layers of protection, including sustainably harvested cedar, a fiberglass moisture barrier, and a plywood backer, ensuring unmatched durability and fire resistance. With over 40 years of experience, we offer a comprehensive system of matching corners, radius flares, and decorator panels that simplify installation while maintaining aesthetic integrity.

Our commitment to quality is demonstrated through rigorous ASTM testing, 50-year warranties, and a nationwide network of authorized pre-finishers offering over 65 color options. As industry pioneers, we continue to refine our original 1984 patented design, which installs up to six times faster than traditional methods while meeting California's strictest fire codes. Our team provides hands-on training programs and technical support to ensure proper installation and long-term performance.
Services
Standard Shingle Panels Corner Systems Specialty Products Decorator Panels Radius Wall Panels Custom Corners Column Wraps Factory Finishing Installation Training Sample Requests
Details
  • Year established: 1980
Highlights and features
  • 35+ years perfecting patented multi-course panel design since 1984
  • Three-layer protection system with fiberglass moisture barrier
  • Sustainably harvested Western Red Cedar from Pacific Northwest
  • Matching corners and accessories with Boston Weave construction
  • Factory-finished options with 35-year extended warranty available
Associations and certifications
  • ASTM International
  • ICC Evaluation Service
  • California State Fire Marshal
Services
Standard Shingle Panels
Our standard shingle panels feature handcrafted eight-foot cedar shingles mounted on plywood backers with integrated fiberglass barriers. This three-layer system provides superior moisture protection while maintaining natural aesthetics. Panels install up to six times faster than traditional methods and carry 50-year warranties.
Corner Systems
Custom corner systems use patented Boston Weave construction for strength and seamless integration. Available in standard 90/135 angles or custom configurations up to 150, these corners match panel texture, exposure, and thickness without requiring field modifications.
Specialty Products
Specialty options include radius wall panels, decorator accents, and hand-shaped shingles. Radius panels accommodate curves down to 4-foot radii while decorator panels offer nine pattern choices. Individual 18-inch shingles come in 10 decorative shapes for architectural customization.
Factory Finishing
Factory-applied finishes provide deeper stain penetration and even paint coverage through cross-grain sawing techniques. Available in 65+ colors through authorized applicators, this process extends warranties up to 35 years while maintaining the natural wood characteristics.
Installation Training
Our instructor-led training programs teach proper panel handling, cutting techniques, and installation best practices. Participants receive technical documentation and access to application videos specifically developed for our patented panel system.
Questions
What makes Cedar Valley panels different from competitors?
Our patented three-layer system with overlapping end-joints provides superior moisture protection without caulking. We use solid cedar shingles with fiberglass barriers, unlike competitors who glue fake keyways to backers.
Do you offer fire-resistant siding options?
Yes, our panels meet California State Fire Marshal WUI requirements and carry Cal Fire listing #8140-2023-0002 for wildland-urban interface applications.
Can panels be customized for curved walls?
We manufacture radius wall panels for inside/outside curves down to 4-foot radii that match your selected texture, exposure, and thickness specifications.
What warranty options are available?
Standard panels carry 15-year warranties, with 25-35 year options available for factory-finished installations. Hurricane-rated panels exceed 192 mph wind resistance per ASTM E-330 testing.
How do I find installation instructions?
Visit our website for application videos and technical bulletins. Contact our technical support team for specific installation questions or training programs.
Are samples available for review?
Yes, request free samples through our website or contact representatives to see our 3,456 available style combinations in person before ordering.