I just got done rebuilding the refer/freezer. I have aerogel / cryogel mat'l for anyone interested in doing the same. I ended up needing less than I expected. The mat'l is 58 inches wide by 15.5 ft long. 10 mm thick. 74.4 Sq. Ft. I paid $5.66 Sq. Ft. Asking $260.00 .