hardwood floor cupping in winter

Cupping is a sign of moisture from below. Wood Floor Cupping and Product Quality.

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Especially in summer and winter the change of humidity is significantly more than in other seasons.

. During the winter it isnt uncommon for moisture and temperature changes to happen. Floors cup for one reason as a response to moisture. There are multiple sources of moisture that can be the culprit in a cupped floor.

The general effect is easy to demonstrate by putting a small strip of paper onto a small drop of water. Dry cupping is more common with engineered wood floor. That is why during summer and winter the hardwood floors start cupping on their own.

The main cause of cupping in hardwood floors is the presence of excess moisture in the immediate vicinity. Cupping dry or wet wood floors can be caused by humidity lack of humidity temp water. The bottom of the wood is moist and expanding more than the drier top hence a cup shape.

This imbalance could either be moisture from the concrete environmental conditions in the space being to dry and drying out the top of the wood andor a wood floor that wasnt properly acclimated to the environment prior to installation. 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. It is best to install hardwood floors that have been manufactured in the same climate as they will.

The hardwood in your home is greatly affected by fluctuations in the temperature outside. 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. High Relative Humidity Even the most carefully installed flooring can be subject to hardwood cupping especially during the humid summer months.

Even the most carefully and accurately installed hardwood floors can and will gap in the winter. What happens when that moisture releases from the floor and it returns to its original state. This happens when the flooring absorbs excessive moisture on the underside and causes expansion with the edges raised.

Cupping in Solid Wood Floors. Hardwood Floor Gaps Cupping Buckling Due to Humidity Extreme Temperature Range. I got called to this house to look at a cupped floor in the winter no less but the complaint was really about work done to correct crawl space moisture.

Hardwood cupping can lead to more serious issues such as cracked boards and peeling finish and could eventually cause the flooring to buckle. Solid wood floor cupping occurs as a result of an elevated moisture content in the bottom of the flooring as compared to the moisture content at the face. We recommend that our wood flooring be maintained between 35 and 55 relative humidity.

In the wintertime when humidity levels in the home drop you want to make sure to bring the RH up to at least 35 degrees. The homeowners then made a few. Relative humidity RH is the measurement of water vapor within the air.

Due to the low humidity it is unlikely to see hardwood floors cupping in the winter. The fact it is over your entire floor would indicate you have poor moisture control in your basement crawl or slab. Wood is hygroscopic so it gains or loses moisture in your home seasonally.

Occurs when the flooring moisture is too low instead of too high. The flooring contractor was actually concerned about the exposed soil in the crawl space and recommended that the crawl space be fixed before the floors went in. Cupping occurs in solid wood flooring as a result of an elevated MC in the bottom of the flooring compared with the MC of the face.

During the winter season for. If the cupping is. When there is a dry spell the hardwood will shrink.

Lets take a look at some causes and how they can best be dealt with. Many builders will recommend installing hardwood floors in the winter because of this low humidity. Its important to understand this in terms of installing hardwood floors as well as determining the underlying cause of cupping and buckling.

If the air in your home has a low moisture content or low relative humidity RH your wood loses moisture and when wood loses moisture its only choice is to shrink. One of the natural reasons for cupping hardwood floors is the change of weather and temperature. One of the most common causes of a cupped floor in our market is when a.

The paper will curl up away from the water. Tips to Protect Your Hardwood Floors Against Cupping. You did not mention what is under the floor.

Only Install Woods Prepare to Take Resist Humidity. The questions mostly come twice a yearin the summer as humidity rises causing floors to expand and in the winter as humidity falls and floors shrink. As weve learned wood floor cupping is caused by the expansion of the floor planks due to moisture.

This reaps other benefits not just the health of your wood floors but also for every other wood object in your home. During the summertime humidity levels are usually higher than during the winter when indoor moisture levels are normally dried out due to your heating system. The cupping is due to some type of moisture imbalance in the wood flooring itself.

Leaving gaps between the. It is not hard to see the effect in wood flooring either. The material from which hardwood floors are made is especially susceptible to moisture due to the tendency of wood to absorb it particularly when it is present in large quantities to adjust its own moisture levels to match those of its surroundings.

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