Luna Pro Coated Pure 20x142 Hidden Nailing Brushed Black is a premium Thermowood cladding for facades. This product is tongue-and-groove profile with slanted edges, which creates attractive shadow effect. Product has a brushed, black surface and is treated with Tikkurila's durable Ultra Pro paint. Surface treatment protects wood effectively from moisture, sunlight, dirt and cracking. The Hidden Nailing profile enables elegant appearance without visible nails.