Whether your commercial door application calls for excellent thermal efficiency, has stringent wind code requirements, or requires a custom oversized door, Clopay has the door for you. And if you just want a commercial door designed for long life and superior strength, we’ve got the answer to that as well. From our extremely efficient and durable Intellicore line of doors to our economically minded Steel Sectional Doors, every Clopay door is engineered and built to provide ultimate quality. With Clopay, you get more insulation choices, including the highest R-value rating available in a standard design. You’ll find the widest range of design and performance options offered in any commercial sectional door offering.