Material	Radiata Pine Thermowood
Minimum Order	100 Linear Meters (any order under this amount will be cancelled, this is due to the machining process for this timber). We can do any quantity of cladding in British Cedar, British Larch or Treated Redwood
Width	145mm
Thickness	19mm
Face Coverage	145mm
Grade	???
Treatment	Untreated, Radiata Pine Thermowood offers excellent durability and natural resistance to decay and insects, making it an ideal choice for external use. Its enhanced thermal modification process improves its stability and resistance to weathering, ensuring reliable performance in exposed outdoor environments. To maintain its natural appearance and extend its lifespan, we recommend applying a suitable wood oil or stain, such as OSMO. This helps to preserve its rich, warm tones while providing additional protection against cracking and the effects of UV exposure. Staining enhances the timber's durability, ensuring it retains its structural integrity and aesthetic appeal over time, making Redwood Thermowood a reliable and long-lasting option for outdoor projects.
Finish	Planed Timber
Length	Available in 0.9m, 1.2m, 1.8m, 2.4m, 3.0m, 3.6m, 3.9m and 4.2m
Buying Guide	Unsure which cladding to go for? Take a read of our full Cladding Buying Guide
Type	Softwood
Origin	New Zealand
Durability	Class 2
Movement Class	Small
Knots	Variable
Colour	Deep, rich brown tones that weather to an elegant silver-grey
Modified Timber	Yes, thermally modified
Fixings	Stainless Steel
Recommended Wastage	15-20% due to Brittleness
Key Points	Heat treatment significantly increases durability and stability. Low moisture absorption, reducing the risk of warping or shrinking. Highly stable under varying weather conditions. Enhanced lifespan due to improved resistance to decay.
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Radiata Pine Thermowood Square Edge cladding offers exceptional durability and enhanced stability, making it a perfect choice for exterior applications such as garden buildings, sheds, and home facades. The thermal modification process significantly improves the timber’s resistance to decay, insects, and weathering, ensuring reliable performance in outdoor environments.

The Square Edge profile provides clean, straight lines and a smooth finish that suits both traditional and modern designs. Radiata Pine Thermowood’s warm, natural tone and refined grain pattern add character and charm to any structure. Its thermal treatment reduces the risk of warping or shrinking, ensuring a stable, long-lasting, and visually appealing exterior.

To preserve its natural appearance and extend its lifespan, applying a protective stain or oil, such as OSMO, is recommended. Sustainably sourced and easy to work with, Radiata Pine Thermowood Square Edge cladding is a robust, eco-friendly solution for builders and homeowners seeking high performance and timeless aesthetic appeal.

Key Facts

• Square Edge Profile
• Natural Hardwood Durability
  
• Rich Golden-Brown Grain & Colour
  
• Exceptional Stability

Other Options 

• Redwood Thermowood - Thermowood undergoes a heat treatment process that enhances its durability and stability, making it highly resistant to moisture and rot while being eco-friendly and sustainable

• Redwood Thermowood Loglap - Profiled Version of the cladding
• Redwood Thermowood Shadow Gap - Profiled Version of the cladding
• Redwood Thermowood 6" x 1" Board - Profiled Version of the cladding
• European Larch T&G - Profiled Version of the cladding