Our products MULTISPAN is a gutter connected greenhouse recommended for the best exploitation of a large covered area. CLIMAHOUSE is a single span gothic shaped greenhouse recommended for snow countries and special projects. MAIN TECHNICAL SPECIFICATIONS Structure: arches, pillars and rods made of dip hot galvanized tubes minimum thickness 2 mm, connections dip hot galvanized after completion, ready for easy fitting, hot galvanized steel or aluminium wide gutters. Cladding and covering materials: fibreglass, methacrylate, corrugated polycarbonate, double wall polycarbonate in different thicknesses, Bl-oriented corrugated PVC, long-lasting single or double film. Special aluminium profiles: available in a wide range for fixing single or double inflated film. End and side wall structures: fixed, overturnable, roll up, made of aluminium or galvanized steel frame, can be preassembled in the workshop or supplied in "KIT" to be assembled on site. Doors: available in different sizes, sliding or wing, to be installed on end or side walls, supplied cladded and ready for installation. Natural side and ridge ventilation: special care is given to the design and construction of various ventilation systems, namely rolling, up-down, guillotine for the sides, and single or double wing for the ridge. Sita's ridge ventilation system and profiles are patented. All ventilations can be motorized with electrical and/or computerized control.