To fix the issue of cupping the first and most crucial step is to assess the moisture problems.
Prevent floor cupping.
Take the necessary steps to stop or correct the source of the moisture problem.
When moisture interacts with a hardwood floor the side of the boards closest to the moisture expands.
Whether your hardwood floor is made of solid or engineered wood it is bound to react to moisture so ensure you take the precautionary measures to prevent cupping.
Crowning can also be caused by previous floor cupping.
This can be done by acclimatizing the home to in use conditions before and during the flooring installation and by making sure moisture barriers such as aquabar underlay are in place.
Some are the responsibility of the manufacturer some the installer and some the owner.
From what you are describing there could be a few different reasons why your deck is acting the way it is and the most likely cause is the way the boards are nailed down.
To prevent cupping in this type of situation the wood should contain the same or close to the same moisture content of the sub floor.
5 tips to prevent hardwood floor cupping this summer.
It s surprising how quickly some people can point out a hardwood floor that is not flat and if you.
Here s how that happens.
Let s face it no matter if you installed a light colored oak hardwood floor a darker toned cherry wood floor or something in between like hickory you want your floors to look good.
There are a number of ways to prevent this and fix your problem and make your deck last longer.
Here s a rundown on why cupping happens.
Floor replaced with same type flooring using special moisture resistant adhesive.
Slab passed moisture reading required for gluing flooring.
The problem of deck boards cupping is common but it should not be happening.
Have new construction house on slab with engineered hard wood clued down.
An installer will be afraid that a cupping floor could result in a black mark against their reputation or worse a lawsuit.
It can be caused by a number of factors.
Homeowners take pride in their wood floors.
This expansion can be in the form of cupping the center of the board is lower than the edges or crowning the center of the board is higher than the edges.
However if the cupping is due to an underlying moisture problem the floors will stay in this position until that problem is corrected.
Now scheduled for third round of flooring.
Hardwood floors need to be cleaned maintained but make sure you use as little water as possible while mopping.
First round of flooring cupped.
Second floor also failing with cupping over 65 of floor.
Understanding what makes a floor cup whether solid or engineered can help prevent wood floor failures or once the cupping has happened can assist in diagnosing the source of the problem.