Quick Answer
Seal windows against sandstorm infiltration by applying a 2-3 layer plastic sheeting and tape system, using 1-2 inches wide duct tape for a secure seal, and ensuring all edges are tightly sealed to prevent sand entry.
Preparing the Area
Clear the area around the windows of any debris, curtains, and furniture to ensure a smooth application process. Remove any window treatments such as blinds or shades to prevent interference with the plastic sheeting. If you have storm windows, consider removing them for better protection.
Applying the Plastic Sheeting
Cut the plastic sheeting to fit the window frame, leaving 6-12 inches of excess material on each side. Apply the first layer of plastic sheeting directly to the window frame, pressing it firmly to ensure a tight seal. Apply a second layer of plastic sheeting, overlapping the first layer by 6-12 inches, and press it firmly to the window frame. Use 1-2 inches wide duct tape to secure the edges of the plastic sheeting to the window frame, applying a second layer of tape over the first for added security. Ensure all edges are tightly sealed to prevent sand entry.
Reinforcing the Seal
Check the seal by applying gentle pressure to the plastic sheeting and observing for any signs of air leaks. If necessary, apply additional duct tape or reapply the plastic sheeting to ensure a secure seal. Consider applying additional layers of plastic sheeting or using a sandproof window film for added protection against sand infiltration.
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