NACOTech Wood Line consists of adjustable shutter mechanism systems for wooden blades.

The SPL system, with metal blade holders, can host wooden blades measuring 96x14mm (or of extruded aluminum with the same dimensions) and can be operated both manually and electrically. It is the ideal system to build classic swing-shutters, but with the extra option of obtaining the desired room brightness by opening the blades up to 90° or closing them completely. The system is available in galvanized and precoated steel in the colors Brown, natural or medium bronze anodized aluminium or RAL powder coated.

The shutter system SP-148, with metal blade holders, can host wood blades 148mm high and 20mm thick. It can be operated manually, through drop rod or electrically. The system is available in natural anodized aluminum, medium bronze anodized or RAL powder coated.