What is the best carpet pad to use on concrete floor?

The best carpet pad to use on concrete floors is a moisture-resistant, rubber or foam pad. Rubber pads provide Excellent durability, support, and moisture protection, making them ideal for concrete surfaces. Additionally, a thickness of around 1/4 to 1/2 inch is recommended to ensure comfort and insulation. Always ensure the pad is compatible with the type of carpet being installed for optimal performance.