Decking board thermally modified Modiwood 420cm (26x140mm)

Decking Board Thermally Modified Modiwood 420cm (26x140mm) – Extra Long Premium Thermowood Solution

The Decking Board Thermally Modified Modiwood 420cm (26x140mm) is an extra-long premium thermowood decking board designed for high-end outdoor construction projects. Through a chemical-free thermal modification process, the wood becomes significantly more stable, durable, and resistant to moisture and deformation.

With its 420cm length and balanced 26x140mm profile, this board is ideal for large terraces and architectural decking designs where minimal joints and a seamless visual finish are required.

Key Features

• Extra long 420cm boards for minimal seams
• Thermally modified wood (chemical-free process)
• Dimensions: 26x140mm
• High dimensional stability and reduced warping
• Excellent resistance to outdoor weather conditions
• Premium natural aesthetic suitable for modern design

Advantages of Modiwood Thermowood

Thermally modified wood offers superior performance compared to standard softwood decking. The heat treatment improves durability and reduces moisture absorption, making it a reliable choice for long-term outdoor use.

The 420cm length further enhances the visual quality of the deck by minimizing joints, creating a cleaner and more luxurious appearance.

Applications

• Large luxury garden terraces
• Architectural outdoor decking projects
• Poolside decking areas
• High-end residential landscaping
• Commercial outdoor flooring systems

Installation Guide

1. Prepare substructure: Ensure stable joists with correct spacing for long boards.
2. Acclimatization: Allow boards to adapt to outdoor conditions before installation.
3. Precise alignment: Carefully install 420cm boards for straight visual lines.
4. Fixing: Use stainless steel screws suitable for thermowood applications.
5. Optional finishing: Apply UV-protective oil for color retention.

Maintenance

• Regular cleaning with soft brush and water
• Optional annual oil treatment for color preservation
• Ensure proper ventilation beneath decking
• Inspect fixings periodically for safety

Internal Links

• Decking boards
• Wood & Timber products
• Decking accessories
• Garden fencing solutions

FAQ

What makes 420cm decking boards special?
They reduce joints significantly, resulting in a more seamless and premium finish.

Is thermally modified wood better than regular pine?
Yes, it offers improved stability, durability and moisture resistance without chemical treatment.

Is this suitable for professional projects?
Yes, it is widely used in high-end residential and commercial landscaping.

Does it require maintenance?
Minimal maintenance is needed; cleaning and optional oiling are recommended.