Polyurethane vs Polystyrene for Garage Door Insulation

Insulation in your residential or commercial garage door is essential if you want to make sure you keep the cold temperatures out of your house. There are two main types of insulation which are Polyurethane and Polystyrene. Polyurethane Polyurethane (right) is a polymer composed or organic units joined by urethane links. They were first made … Continue reading Polyurethane vs Polystyrene for Garage Door Insulation