Introducing our HDPE dimple drainage board drain sheet, the perfect solution for roof waterproofing and landscaping. Our factory produces the highest quality materials that are durable, efficient, and easy to install. The dimpled design provides excellent drainage and protects against water damage, while the high-density polyethylene offers exceptional strength and resilience. With our drain sheet, you can enjoy a waterproof and sustainable roof or landscape, even in the harshest weather conditions. Trust our factory for all your drainage needs and experience unparalleled quality.