NuCore is a line of rigid core luxury vinyl plank and tile sold by Floor & Decor. If you’re shopping for NuCore waterproof flooring, the questions that matter most are which NuCore to buy, what waterproof really covers, and how to keep the floor looking good for years.
This guide sticks to what Floor & Decor’s own product pages, warranty and care guide say. For prep and installation steps, see our separate post on NuCore flooring installation.
What NuCore Is
Floor & Decor’s help center describes NuCore as a rigid core luxury vinyl floor. A durable vinyl top layer is bonded to a stable, rigid, waterproof core, and a natural cork pad is pre-attached underneath. Some products list a foam pad instead.
The NuCore brand page adds that the core often includes limestone and PVC, with a photographic layer that copies the look of wood or stone. Floor & Decor credits the cork backing with better noise resistance than rigid planks that lack an attached pad. The planks click together as a floating floor.
What Waterproof Covers and What It Doesn’t
NuCore’s warranty says the planks are warranted to be 100 percent waterproof, meaning exposure to water won’t significantly diminish them over the life of the product. That promise is about the plank itself.
The installation instructions add a limit. The floor is waterproof from the top down, but it isn’t a moisture barrier, so concrete slabs still need a vapor barrier underneath. The warranty also excludes mold or mildew from prolonged moisture, and it says a floor caught in a prolonged flood should be taken up.
In practice, waterproof means spills, pet accidents and wet boots won’t ruin the planks if you clean them up. It doesn’t mean water can sit on or under the floor indefinitely.
Comparing NuCore Lines
Floor & Decor’s NuCore pages name several lines and labels.
- NuCore is the main line, with dozens of products on the site.
- NuCore Performance uses a Techtanium Plus surface that Floor & Decor rates for extreme scratch and stain resistance, and the product pages we read list an extreme scratch warranty.
- NatureMatch appears on some NuCore Performance products as a realism label.
- Whispercore shows up on some NuCore products, tied to a sound reducing technology filter.
Specs Worth Comparing
The NuCore category page lets you filter by the specs below, and they’re the ones worth comparing between products.
| Spec | What the NuCore Pages Show | Why It Matters |
|---|---|---|
| Wear layer | Most at 20 to 28 mil, some at 30 mil or more | Thicker layers resist wear longer |
| Thickness | 6, 6.5, 8 and 12 mm, with 6.5 mm most common | Thicker planks feel more solid |
| Pad | Cork or foam | Comfort and sound |
| Scratch rating | Heavy or extreme | Pets, kids and busy entries |
| Plank size | From 4 by 24 inch herringbone to about 9 by 72 inch planks | Look and room scale |
Read the spec table closely. On one product page we checked, the description listed a 22+ mil wear layer while the spec table said 30 mil. When numbers conflict, ask the store or check the product’s spec sheet before you buy.
Commercial warranty length also varies by product, and the pages we read listed 20 or 25 years. Residential coverage on every page we checked was lifetime.
Floor & Decor’s own FAQ is upfront about trade-offs. NuCore can cost more than standard vinyl, thinner planks may feel less substantial underfoot, and heavy furniture or sharp objects can still cause minor damage.
Where NuCore Fits
NuCore product pages list installation above, on or below grade, so basements are in play, and they describe the floor as a fit for kitchens and baths. A few spots need special handling or are off the table.
- Sunrooms and rooms with strong direct sun need a glue-down install, per the NuCore Performance instructions.
- Radiant heat is allowed within limits, including a maximum operating temperature of 85°F.
- Garages, solariums, unenclosed porches and outdoor areas are excluded in the warranty.
- Commercial entry foyers and commercial kitchens aren’t recommended.
Everyday Cleaning
Floor & Decor’s vinyl care guide, which its NuCore pages link to, keeps cleaning simple.
- Sweep, use a dust mop with soft bristles, or vacuum without a beater bar.
- Damp mop with a pH-neutral, non-abrasive cleaner made for vinyl.
- Skip cleaners with ammonia, bleach, oil, polish, wax, solvents or strong alkaline agents.
- Wipe spills right away with a microfiber cloth, including standing water and pet urine.
- Test any new cleaner in a small, out-of-the-way spot first.
The guide also allows a steam mop on its lowest setting for residential use. If you’d rather not risk it, a damp mop does the job.
Protecting the Surface
On a waterproof floor, the everyday risks are scratches and dents. The care guide and installation instructions recommend these habits.
- Put felt or nylon pads under every furniture leg, and keep them clean.
- Never slide, drag or roll heavy furniture or appliances across the floor. Use protective sheets under dollies, and lay at least 1/4 inch of hard plank, not cardboard, when sliding heavy items.
- Use rugs without rubber backing in busy areas.
- Keep pet nails trimmed.
- Avoid spiked shoes, cleats and sharp heels.
Making a Warranty Claim
NuCore’s residential warranty is a limited lifetime warranty. A few details are worth knowing before you ever need it.
- Keep your receipt, since proof of purchase is required.
- Notify the retailer within 30 days of finding a defect.
- After the first year, the residential warranty pays a pro-rated share of the material cost based on years since purchase.
- Labor is covered only if a certified professional installed the floor and the claim comes within 36 months.
- Exclusions include improper installation, unlevel subfloors, excessive moisture, extreme temperatures, care that goes against the written instructions, and planks clicked together and apart more than three times.
It’s also smart to keep a few spare planks from the same purchase for future repairs.
NuCore or Another Vinyl Plank
NuCore is one rigid core option among many, and the same questions apply to any of them. Compare wear layer, core, pad, scratch rating and warranty terms side by side, and read the installation instructions before you buy, since they spell out what the floor can go over and where it can’t go.
Quality Installs is a family-owned Glenview flooring installer that installs luxury vinyl plank, hardwood and laminate. Our vinyl flooring installation page covers that work, and our post on waterproof vinyl flooring covers where waterproof planks pay off.