Product Leaflet System 1-2-3 Curtains Transparent curtain Transparent curtain is used in connection with natural ventilation and may replace much of the traditional wall, and thus reduce the constructional costs. Transparent curtain is supplied in transparent double polycarbonate plate. Mounted with slide bearing with a slot, fitting into the rails, mounted vertically on the wall. Manual or automatic lifting/lowering mechanism. May be adjusted together with System 1-2-3 natural ridge. Supplied in height and width as required, as standard 105 cm height and 200 cm width. Textile curtain Textile curtain with UV-resistant plastic cover for mounting as lifting/ lowering air inlet in pig houses. Textile curtains are suspended in a longitudinal tube - easy to mount. The curtain is steady against wind and frost. Textile curtain may be adjusted manually or automatically, e.g. with Funki weather station, which adjusts curtain and System 1-2-3 ridge. Supplied in grey as a standard or colour as required.