Can this product be installed over an aluminum substrate? A Can this product be installed over an aluminum substrate? G‑Floor vinyl flooring can be used on an aluminum substrate, but you would need an adhesive that sticks to both aluminum and polyvinyl. Share facebook twitter linkedin pinterest email Back to Top What floor preparation is needed other than cleaning? Are there tools or any other materials, i.e. adhesive, trimming, seaming or other sundries needed to join mats or finish edges? Can G‑Floor roll out flooring be used outdoors?