Cupping also known as wash boarding is the milder form of floor damage.
Will cupped hardwood floors flatten out over time.
Water covered floor was flowing out balcony of living area and flooded lower level garage.
The boards have bowed up in a large section in the center of the floor and you can bounce on them.
Moisture is at 4 5.
Sanding a cupped floor flat before it is brought to a normal mc can eventually result in a crowned floor convex surface once the drying process is complete.
The floor has been down over 8 months and there is only cupping in this one small area about 2 sq feet out of 1900 sq ft.
I have a new 6 month old on site installation of 3 4 inch hardwood flooring that is cupping.
The good news is that hardwood floor cupping can be reversed setting the planks back to their original condition.
Picture a typical wooden floor plank.
I had a sink overflow and i estimate that about a gallon or less of water could have gone to the floor on the other side of the wall directly adjacent to this area not sure.
My floor also has cupping because it is over a very moist partial cellar and crawl space.
Water as with just about any household issue is almost always the cause of hardwood floor warping.
The first thing you must do when you notice a cupped floor is to identify the source of moisture.
Ifor example if your flooring is cupped around a particular appliance like a refrig.
Cupping in engineered wood floors.
Rip out the flood damaged floor and replace it.
Cupping is always a moisture humidity problem and is more pronounced in wider boards.
Warping and cupping are the two main types of floor damage and each cause varying degrees of deterioration.
At this point the floor may now be ruined and need to be replaced.
Evening of june 1 or morning of june 2 a pipe burst in living area.
The hardwood floors had a few nicks and scratches at time of purchase but were definitely flat.
I got a de humidifier and called in a floor refinisher who said the cupping can be sanded out so i will have him do that and then refinish the floors.
David land august 13 2018 at 4 29 pm.
Here are four ways to reverse cupped hardwood floors.
Wet floors should not be sanded flat until the drying process is completed.
The first thing to do is identify the source of the problem and correct it.
The humidity in the cellar was 90 per cent in the summer.
Once the cupping process is underway which is when the sides of the floorboards swell and rise higher than the center there s only one thing left to do.
To ensure a proper job of drying your hardwood floors and minimizing the damage the best thing you can do is call a certified expert.