Fast door roller sd-gren door

Fast door rolled with expired curtain, of vertical route, For interior or exterior steps of intensive use and with relative air pressure, Specific for greenhouses and agricultural sector.

Close fast, easy and safe, With the minimum structure and occupying little space, No need for civil works or lanes. The self -supporting frame requires little space and little lintel, important factor against other systems or available space. Curtain with mosquitoary ventilation peepholes -Antintestos and antipájaros-. Transversal canvas reinforcements to confer resistance to pressures. High level of pond. Very fast operation by rolling the curtain in drum of the upper drawer. Low maintenance. ACTION WITH VARIOUS OPENING SYSTEMS.

SCOPE
To close any passage hole with preference or need for ventilation, as greenhouses in the Hortephrich sector, stables and pens in poultry and livestock farms, Warehouses, etc.