... construction sites, greenhouses, marine,RV and camping 3.Dust barrier 4.Dampproof The Tarp Zipper Door is a self- ... with dustproof, dampproof, waterproof characteristic which is used as temporary door when painting or reconstruction to avoid dust, special odor ... construction sites, in greenhouses, marine, RV and camping Dust barrier Dampproof it can custom-made according to your special requirements ...