The thickness ranges from three to six inches. Prodex Whole can be employed for a supplemental insulation With all the blanket. Prodex Whole will a guard the blanket from humidity and prevent radiant heat transfer. Info on the website was helpful, we were contacted right away they usually came in https://andersonuqmfh.wikihearsay.com/3487109/not_known_facts_about_crawl_space_insulation_hanover