Description: Heavy black polyethylene jacket with UV inhibitors 1 1/4” thick, 3/4 PCF density glass fiber R-Value: 4.2 For use outdoors or indoors ...

Description: Heavy black polyethylene jacket with UV inhibitors 1 1/4” thick, 3/4 PCF density glass fiber R-Value: 4.2 For use outdoors or indoors ...

When you use links on our website, we may earn a fee. Your air duct is one of the most important parts of your heating and cooling system, keeping your home warm or cool year-round. However, when ...