COREtec Kosmos - Engineered Luxury SPC Vinyl Flooring represents the next revolution in luxury vinyl flooring. COREtec Kosmos is a great alternative to glue down LVT, solid locking LVT, or laminate flooring. Innovated 5mm thick construction of COREtec Kosmos features 100% waterproof stone-plastic composite core (SPC) bonded with a premium cork underlayment. COREtec Kosmos vinyl can be easily and safely installed in wet areas and will never swell when exposed to water. COREtec Kosmos SPC vinyl flooring is backed with a Lifetime Residential/10-Year Commercial Warranty.