We encourage you to order samples from our various collections, allowing you to experience our superior quality and craftsmanship firsthand. Should you decide to proceed with a purchase of acoustic or design panels, well refund the cost of the samples (up to 100 EUR). Simply email us at info@woodonwall, and well arrange your refund. Enjoy more savings with our quantity discount on samples, always with free shipping: Buy 2 samples and receive a 15% discount. Buy 2 samples and receive a 20% discount. Buy 2 samples and receive a 25% discount. Design panel Plex Copper is an aluminum panel with a knotty texture. The surface is covered with small, regular bumps that give it a distinctive and tactile feel. The copper-colored hue combined with the knotty structure creates a visually interesting and elegant surface. Our finished design panels are manufactured by hand in Helsingborg and consist of the finest materials on the market, carefully selected with sustainability in focus. The design p