3 Reasons Not to Use a Plastic Bag on an Extension Cord

Plastic bags trap moisture Even if the outlet seems dry, humidity and temperature changes create condensation inside the bag, leading to corrosion or a short.

Indoor cords aren’t built for outdoor conditions They lack UV protection and insulation that cracks over time from rain and temperature swings.

Extension cord fires are fast and sneaky The “just this once” outdoor use is how people burn down their garage. Spend $20 on an outdoor-rated cord instead.