This Fan Master is a heavy-duty support for new construction applications. It fits all ceiling fans, can support a fixture up to 150 pounds, and is acceptable for fan support up to 70 pounds. This product attaches directly to the building structure with wiring capacity on one side, with no need to split wiring. This product includes mounting hardware and instructions and a Saf-T-Cap to protect the inner workings during drywall installation or painting.