When selecting eco-friendly PVC roofing tiles, focus on the manufacturer’s credentials and product quality rather than just the lowest price. Look for manufacturers with ISO certification and environmental testing reports; examine the tile thickness and color uniformity, and hold the tiles up to the sunlight to check for any odor. Eco-friendly roofing tiles are made from brand-new PVC resin, resulting in minimal burrs and a smooth texture after cutting. Avoid products made from recycled materials to ensure a healthy living environment and long-term cost-effectiveness.