Exclusive roof vent design, easily operated by climate control systems, or manually. Ideal for temperate and hot climates. Fan and pad cooling system, help reduce interior temperature when required. Another Azrom climate-control feature. Polyethylene film covering. Azrom gimbaled trusses are renowned for their outstanding strength and durability. Designed to meet international and Israeli standards for withstanding wind gusts up to 180 km/h and carry trellising loads up to 25 kg/m2.