Indoor storing silos and discharge systems for bulk flours. The silo is designed for loading from bulk tankers or a bag tipping station. The product is fed into the silo through the filling pipe and the air is filtered by the silo fabric, ensuring a safe, hygienic and clean environment. The product is extracted through a vibrating bin for further screw or pneumatic conveying. The silos can be equipped with instrumentation such as level sensors, load cells for live inventory or pressure sensors.