If you have gone to the effort and expense to have an authentic fireplace, then you want to protect your investment by keeping it clean and in tip top shape, This heavy duty 5 ft, fiberglass chimney rod will help you do just that, Both tough and flexible, this chimney rod is a , 440 in, diameter with 3/8 threading, You can easily add this chimney rod to other Rutland chimney rods if you need more length, This Rutland fiberglass chimney rod kit is compatible with all chimney sweep brushes, SKU: RTLD073