About JIAZHU

Jiazhu Construction - has been deeply engaged in the production of glued laminated timber since 2011, relocated from Shanghai to Rugao Port in 2018, and now has established two major production bases in Wuhan and Nantong.

Wooden Structure Building

We provide one-stop delivery of construction materials, as well as integrated design-production-construction services for long-span straight and curved glued laminated timber (glulam). We specialize in projects such as large-scale beam-and-column venues, villas, and wooden bridges.

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Home / Products / Timber Cladding / Exterior Wood Wall Cladding / Dgoulas Fir Exterior Wall Cladding
  • Dgoulas Fir Exterior  Wall Cladding
  • Dgoulas Fir Exterior  Wall Cladding
  • Dgoulas Fir Exterior  Wall Cladding
  • Dgoulas Fir Exterior  Wall Cladding
  • Dgoulas Fir Exterior  Wall Cladding
  • Dgoulas Fir Exterior  Wall Cladding

Dgoulas Fir Exterior Wall Cladding

Product Description

Douglas Fir exterior wall cladding is a durable and visually striking timber siding solution, prized for its warm tones, distinct grain patterns, and high structural integrity. Native to North America and widely grown in Europe, Douglas Fir is a fast-growing softwood that offers the strength of hardwood with the workability of softwood—making it ideal for both residential and commercial facades.

Key Characteristics

Key Features
•Material:Douglas Fir
•Appearance: Reddish-brown heartwood with pale sapwood and pronounced growth rings
•Profiles: Tongue & Groove, Shiplap, Board & Batten, and custom cuts
•Density: ~530–650 kg/m³ — moderately dense and stable
•Durability: Natural durability class II (good resistance to decay)
•Finish Options: Accepts stains and coatings well; 

Common Applications

Benefits
•High Strength – One of the strongest softwoods, ideal for structural and aesthetic use
•Dimensional Stability – Resists warping and shrinkage when kiln-dried
•Eco-Friendly – Often PEFC-certified and sustainably harvested
•Versatile Design – Suits rustic cabins, modern homes, and commercial buildings
•Long Lifespan – Can last 35+ years with proper installation and maintenance

Additional Instruction

Douglas Fir cladding is a top-tier choice for builders and designers seeking natural beauty, reliable performance, and architectural flexibility. Whether you're crafting a cozy retreat or a bold contemporary facade, Douglas Fir delivers timeless appeal with rugged durability.

Product Parameters
Board Joint Type Tongue & Groove
Dimensions •Widths:up to 150mm
•Depth: up to 17mm
•Lengths: up to 6000mm
Grade Select Structural Grade
Finish Unfinished
Application Wall
Installation Type Glue, Nail
Interior/Exterior Interior
About Us
Nantong Wellhouse Architectural Technology Co., Ltd.

Nantong Wellhouse Architectural Technology Co., Ltd. was established under the guidance of green building and sustainable development concepts, specializing in the research, development, and production of glued laminated timber (glulam) and timber structure products. The factory is characterized by a high degree of mechanization and standardization, creating an efficient and intelligent production environment. 

Relying on a mature production system and professional team, the company boasts a monthly production capacity of up to 2,000 cubic meters. Its core products include glued laminated timber (glulam), solid wood wall panels, and Cross-Laminated Timber (CLT), which are widely used in the field of timber structure construction.

The company provides full-cycle, integrated services encompassing architectural design, budget estimation, production, manufacturing, and construction installation. It covers diverse project types such as large-scale venues, villas, and timber bridges, ensuring efficient project progression through professional technical coordination and full-course construction support.

Certificate Of Honor
  • Quality Management System Certificate
  • Utility Model Patent Certificate
  • Utility Model Patent Certificate
  • Utility Model Patent Certificate
  • Utility Model Patent Certificate
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