hardwood floor cupping causes

Moistures get accumulated under the plank floors which results in cupping. What causes cupping of engineered hardwood floors.

Summer Related Hardwood Floor Problems And Fixes City Floor Supply Blog

From late fall until early spring the relative humidity drops significantly which can cause problems for wood floors.

. Causes of Crowning and Cupping. The boards have bowed up in a large section in the center of the floor and you can bounce on them. How our 950 moisture meter works is it has a hygrometer built in to read temp humidity and calculates your the EMC Equilibrium Moisture Content of what your wood floor should be.

Ensure that no water is standing in the basement or crawl space under your house. Hardwood floor in basement cupping Q. Floor beds get affected by the change in humidity.

Wood is hygroscopic so it gains or loses moisture in your home seasonally. Sanding a cupped floor flat before it is brought to a normal moisture content can eventually result in a crowned floor convex surface once the drying process is complete. Hardwood cupping can lead to more serious issues such as cracked boards and peeling finish and could eventually cause the flooring to buckle.

Common Causes of Wood Floor Cupping Humidity Levels. But the cupping of hardwood floors that happens due to seasonal change has a short-term effect. Faulty Plumbing and Leaks.

My basement was finished by the previous owners about 30 years ago and they put down hardwood floors possibly directly on the concrete. Here is how to ensure that doesnt happen again. Floor is sanded flat while at the higher moisture content resulting in strips with thinner edges.

Buckling is like the opposite of cupping bowing upward into a peak instead of inward and sometimes even lifting off the flat underlayer surface. The moisture content causes a change in the wood boards and as it absorbs the moisture parts of the wood swell. Typically the cause of the imbalance is excess moisture from the subfloor.

A concave or dished appearance of individual engineered flooring planks with. Crowned Flooring STEP 3. Moisture can come from leaking water or water vapor from the surrounding air.

The significant change in temperature and humidity of air can cause the swelling of the planks. Fix any leaks and drainage issues that are causing it. It was suffering from a problem some people refer to as dry cupping But the problem is really just cupping which happens when the top of the board is drier than the bottom of the board.

As weve learned wood floor cupping is caused by the expansion of the floor planks due to moisture. Flooring Sanded Flat STEP 2. Solid wood floors cup as a result of elevated moisture.

Humidity plays a huge role in the upkeep of your hardwood floors. One of the primary causes of cupping is the seasonal change. Humidity buildup under a house is one of the main reason for a wood floors cupping and buckling.

No matter what your reason for choosing professionally installed hardwood flooring here is some information you should know. Cupping dry or wet wood floors can be caused by humidity lack of humidity temp water. However raised moisture levels are not the only cause of cupping they can also be caused my lowered moisture levels depending on the type of hardwood floor installed in your home.

Another common culprit of floor cupping lies beneath the surface of your room. Lets take a look at some causes and how they can best be dealt with. High Relative Humidity Even the most carefully installed flooring can be subject to hardwood cupping especially during the humid summer months.

The National Wood Flooring Association states the following on page 8 of the 2018 Technical Publication Problems Causes and Cures. Wood will try to match its internal. Dry arid climates characteristic of a midwest winter can often result in dry-cupping in wood floors.

For example summer produces more moisture in the environment. The cupping of hardwood floors can be caused by seasonal change as well. The air conditioning of your house can also sometimes cause hardwood floor cupping.

Flooring absorbing excessive moisture on the underside causes expansion and cupping with the edges raised. Flooring loses some excess moisture shrinks on the underside and flattens. What happens when that moisture releases from the floor and it returns to its original state.

In other words water is introduced to the bottom of dry flooring boards. What Causes Hardwood Floors to Cup. Sometimes faulty plumbing can cause cupping issues.

After all both engineered and solid hardwood consist of real wood which warps when it absorbs water. Cupping in hardwood floors is caused by a change in moisture levels in the air. Buckling hardwood floors occur when there is excessive moisture caused by flooding or a build-up in moisture from say your basements concrete slab subfloor.

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