WDE Maspell – Pioneering Sustainable Thermal Modification Technology WDE Maspell is an Italian Company, established in 1962, leader in wood Thermal Vacuum Modification and wood vacuum wood drying. Today, main focus is on WOOD THERMAL MODIFICATION: the Thermo Vacuum System (TVS) is a world-exclusive, fully eco-sustainable technology that improves durability and stability, and darkening the color through a controlled vacuum process. Moreover, the TVS guarantees an exceptional R.O.I., that allows you to pay back the investment in less than a year. Our consultative approach, based on the customer’s real needs, ensures that each system delivers the best possible technical and economic results. We don’t offer standard solutions. We build the right solution for each customer.