How do you prevent polyethylene outdoor sofas from warping under weight?

Polyethylene outdoor sofas are popular for their durability and weather resistance, but they can warp under heavy weight if not properly maintained. To prevent warping, start by ensuring even weight distribution—avoid placing excessive weight on one side. Use sturdy, supportive bases or frames to reinforce the sofa’s structure. Keep the furniture clean and dry, as moisture can weaken the material over time. Additionally, store or cover the sofa during extreme weather conditions to minimize exposure. Regular maintenance and mindful usage will help your polyethylene outdoor sofa stay warp-free for years.