These are known to last for decades with proper maintenance and regular resealing. Cool Decking – Cool decking should last for a minimum of 10 years. Freezing weather reduces the longevity of this overlay.
How expensive is cool deck?
Supply Cost Standard Kool Deck, known as Keystone Kool Deck, comes at a slightly lower cost. Professional contractors at Backyard by Design estimate that Kool Deck costs roughly $3 to $4 per square foot when installed over existing concrete.
Can you seal Kool deck?
Kool Deck doesn't require slick, glossy (or matte) sealers to keep the elements from beating it up. It can look just like natural materials you use elsewhere in your hardscapes.