I don’t understand R and U values – can you explain how they relate to the efficiency of Fiberglass Doors?
R and U values are ratings for insulation performance properties. You want to see a higher R-value and a lower U-value, as these numbers indicate better energy performance overall. Window Mart’s Fiberglass Doors, for example, feature polyurethane cores that boast higher insulating properties.
Can you change the color of Fiberglass Doors?
All Fiberglass Doors from Window Mart feature versatile skins that can be either woodgrain stained o...
What kind of hardware is included with Fiberglass Doors?
Window Mart has a wide selection of hardware options available for our Fiberglass Doors. When design...
