The procurement is for 100 m² tunnel-type greenhouse structures with straight sidewalls. All structural elements – including posts, arches, purlins, struts and cross-bracing – shall be galvanized inside and out, with a minimum galvanization class of Sendzimir AZ-200 or equivalent. The structure shall feature a plastic roof, remain open on all four sides, and be fitted with shade netting installed on the roof and rollable shade nets on all four sides to allow adjustable ventilation and protection. The greenhouse must also include integrated trellising systems suitable for supporting vining and trellis-dependent vegetable crops. Goods to be delivered to Koronivia Research Station, Nausori, Fiji.