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Basement Door Extension Panels
Basement door extension panels increase the door length of BILCO basement doors. You can combine our door extension panels to create virtually any size.
Basement & Cellar Door Extension Panel Sizes
You can find extension panels for our Classic Series basement doors in 6", 12", 18", 24" and 30" lengths. We also offer extension panels for our Ultra Series basement doors in 6" and 12" lengths.
BILCO products are made to the highest standards. So you know when you need to extend the length of a BILCO basement door, your best option is a BILCO basement door extension panel.
BILCO Basement Door Extension Panels
Experience.
Innovation.
Classic Series Basement Door Extension PanelsExtensions are available to increase the door length of Classic Series Size C basement doors. Classic series basement door extension panels are available in 6”, 12”, 18”, 24” and 30” lengths. Two or more can be mounted back to back to increase the door length to virtually any size. Steel extension panels are supplied with a primer finish. A factory applied powder coat paint finish option is also available. |
Ultra Series Basement Door Extension PanelsExtensions are available to increase the door length for Size C Ultra Series basement doors. ULtra Series basement door extension panels are available in 6” and 12” lengths. Two or more extensions can be combined to increase the door length. |
You can purchase BILCO basement door extension panels from dealers throughout the world. Visit our Contact Us page to find the dealer nearest you.
