Sasmak is a leading supplier of construction materials in Gipuzkoa, specializing in Passivhaus and nearly zero-energy buildings. As an expert in the industry, Sasmak offers a wide range of high-quality products and services to meet all construction needs. Their product range includes various types of insulation, such as acoustic, thermal, and ecological insulation.

They also provide air tightness products like foam tapes and vapor barriers, as well as sealants and adhesives for efficient and durable construction. Sasmak also offers tools for installation, acoustic conditioning solutions like acoustic panels and ceilings, and waterproofing and sealing materials such as membranes, synthetic sheets, and liquid coatings. They provide a comprehensive selection of cement, mortar, and gypsum products, along with additives and repair solutions for various construction needs.

Additionally, Sasmak specializes in Velux roof windows and accessories, solar tubes, blinds, and curtains for windows. For roofing, they offer synthetic and asphalt roofs, polycarbonate sheets, and accessories for covering and finishing. They also supply partition walls, ceilings, decorative coatings, laminated beams, adjustable supports, ceramic tiles, and glass railings.

With Sasmak, you can trust in their expertise and quality materials to ensure your construction projects are built to the highest standards