BILCO Basement Door Sizing Program


Use our on-line basement door sizing guide to find the proper size basement door for your home. Simply enter your zip code and your areaway dimensions on the next page and the sizing guide will tell you the BILCO model that you need and your nearest BILCO basement door retailer.


Please contact our customer service department at or 1-800-854-9724 for assistance if the program does not return a result for your areaway dimensions.


Size your Basement Door

Prior to using our sizing program we ask that you enter your zip code if you are in the US or Canada.

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