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Exposure to sunlight and UV radiation can significantly impact the color and integrity of solid wood doors over time. Here's how it happens and what preventative measures can be taken to mitigate these effects:
1. Fading of Color:
Issue: Sunlight and UV radiation can lead to the degradation of chromophores in wood, causing its natural color to fade over time. This is a common issue, especially in doors exposed to direct sunlight.
Professional Insights:
UV-Protective Finishes: Applying high-quality finishes containing UV inhibitors forms a protective barrier, shielding the wood from harmful UV rays. These finishes can significantly extend the lifespan of the door's original color.
Choice of Wood Species: Certain wood species naturally contain oils that provide resistance against UV damage. For example, tropical hardwoods like teak and ipe are naturally rich in oils, making them more resistant to fading. Advising clients on suitable wood choices can be crucial in maintaining the door's color integrity.
2. Drying and Cracking:
Issue: UV exposure dries out the wood fibers, leading to loss of moisture and subsequent cracking and splitting. This is especially prevalent in regions with intense sunlight and low humidity.
Professional Insights:
Regular Sealing: Doors should be properly sealed on all surfaces, including edges, to prevent moisture loss. Regularly inspecting the sealant's condition and reapplying it as needed is essential for maintaining optimal moisture levels.
Shading Solutions: Recommending the installation of shading solutions like awnings or overhangs can provide additional protection. These not only reduce direct sunlight exposure but also contribute to a more comfortable indoor environment.
3. Deformation and Warping:
Issue: Uneven exposure to sunlight can cause differential drying rates in different parts of the door, leading to warping or bending.
Professional Insights:
Sealing All Sides: Ensuring that all sides of the door, including the top and bottom edges, are adequately sealed is crucial. Proper sealing minimizes moisture exchange, reducing the risk of warping.
Regular Inspection: Regular site visits and inspections allow professionals to detect early signs of warping. Addressing these issues promptly can prevent further damage and potential replacement costs for clients.
4. Brittleness and Structural Weakness:
Issue: Prolonged exposure to UV rays can cause the wood's lignin, which provides structural support, to degrade. This degradation makes the wood brittle and weakens its overall structure.
Professional Insights:
Finish Maintenance: Regular maintenance, including sanding down the existing finish and applying a fresh coat of UV-protective sealant, can prevent brittleness. This practice is especially important in high-exposure areas.
Proper Ventilation: Adequate ventilation in the building helps in maintaining stable indoor temperatures. This, in turn, reduces the heat buildup that accelerates the aging process of the wood.
5. Discoloration and Staining:
Issue: UV exposure can cause chemical reactions in certain finishes, leading to discoloration or staining of the wood surface. This can significantly diminish the door's aesthetic appeal.
Professional Insights:
Selecting Suitable Finishes: Advising clients to choose finishes specifically designed to resist UV-induced discoloration is crucial. High-quality finishes with UV stabilizers prevent chemical reactions, ensuring the door maintains its original appearance.
Regular Cleaning: Educating clients about regular cleaning practices using mild soap and water is essential. This removes surface contaminants, preventing stains from setting in and maintaining the door's professional appearance.
Dimension: 200*80*5cm(Customised)
Color: Walnut(Customised)
Material: Rubber wood.
Applicable scenes: Bedroom, study room, gate.
