How long will it take for G‑Floor to relax? A How long will it take for G‑Floor to relax? In most cases, G‑Floor should completely relax within 72 hours. In colder temperatures, below 60 degrees, G‑Floor may take up to one week to fully relax. During this relaxation period, you are able to park your vehicle on the mat. Share facebook twitter linkedin pinterest email Back to Top What should I do if my floor is severely spalled, cracked or has holes?