... .Use on construction sites, greenhouses, marine,RV and camping 3.Dust barrier 4.Dampproof The Tarp Zipper Door is a self ... used as temporary door when painting or reconstruction to avoid dust, special odor etc.Also used for green houses, shrink wrapped ... Use on construction sites, in greenhouses, marine, RV and camping Dust barrier Dampproof it can custom-made according to your special ...