hardwood floor cupping

Dry the floor naturally and slowly with fans and plenty of airflow through the space. First round of flooring cupped. It may take an entire... 2. Hardwood floors buckle when the humidity levels in the lower levels of the house are too high in the crawlspace or basement,” explains the Basement Health Association in the article Negative Effects on Hardwood Floors. Wood Floor Cupping Prevention Measures Much warped wood floor due to water damage tends to be unrepairable. It is the best type to install in areas with high extreme weather conditions. The environment should be controlled to remains within a relative humidity range of 30-50%. It ends up looking a little like an accordion. Here is how to ensure that is not happening again: Air conditioners and dehumidifiers are the main appliances for regulating indoor moisture levels. The timeless feature adds value to your property and therefore need for proper care and maintenance. That’s called hardwood cupping. Warping happens when wood dries unevenly in the process of losing moisture this makes it to curve to a bow, crook, cup or twist. The center of the board dips below the edges. If you imagine a picture of a child drawing a boat in the water, then the water will give you a good idea of what a cupped floor looks like. According to Claudette Reichel, LSU AgCenter housing specialist and director of LaHouse Home and Landscape Resource Center, raised floor homes are the most affected during summer with wood cupping and moisture problems. According to the National Wood Flooring Association (NWFA), wood floor acclimation is “the process of adjusting (conditioning) the moisture content of wood flooring to the environment in which it is expected to perform”. Deal with spills immediately and protect it from scratching using area rugs at the entrances and furniture pads on your furniture to enjoy the timelessness feature of a hardwood floor. This happens when the humidity level is high, when the boards absorb too much moisture from the subfloor, from water leaks and spills or even by cleaning your hardwood flooring in the wrong manner. This is caused by a moisture imbalance, specifically when there is more moisture on the bottom of the wood pieces than on the top. Bamboo Flooring vs Hardwood – Pros, Cons and Cost, Reclaimed Hardwood Flooring – Benefits, Risks and Cost. When summer arrives, temperatures tend to rise and so does the humidity levels. Hardwood floor in basement cupping Q: My basement was finished by the previous owners about 30 years ago, and they put down hardwood floors, possibly directly on the concrete. Have you ever stood on a hardwood floor and noticed that the boards appear wavy and washboard-like? However, Rachael cautions against insulating while the subfloor and flooring are wet. Any wood floor can suffer from cupping. Cupping in hardwood floors is caused by a change in moisture levels in the air. Cupping is a result of the changes in moisture in the room. Fortunately, with proper care and maintenance, you can prevent and avoid the expensive wood floor bowing repairs. Laminate Flooring vs Hardwood – What’s the Difference? 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. Wood expands and contracts with seasonal differences in humidity, and the older a floor gets, the greater the chance that these movements will cause cupping and gaps. Other than moisture issues, during summer your wood floor can also discolor. Never use an overly wet mop or excessive water to clean your hardwood floor, and never use  a steam cleaner. Other causes of hardwood floor cupping could include situations such as basement plumbing leaks that allow moisture to migrate up into the subfloor and into the wood flooring or the heat from a wood stove that drys out the air in the environment. “Cupped planks will flatten as they dry unless they have splits, so wait for them to stabilize,” she said. Slab passed moisture reading required for gluing flooring. Read our "Problems" article to understand, and prevent other hardwood flooring issues: Please note, comments must be approved before they are published. Cupping, also known as wash-boarding, is the milder form of floor damage. Hardwood floors cup because of the differential in moisture content between the bottom, unfinished surface of a floor-board and the top, finished surface of the floorboard in a conditioned living space. The paper will curl up away from the water. During this period a number of issues can arise and any home owner with a hardwood floor need to be on the watch out. The moisture will therefore try to move inside and cupping will start taking place when the moisture cannot escape through the floor boards due to impermeable sealants such as polyurethane. Beyond improper humidity levels in the crawlspace and basement, there are more potential causes for hardwood floor … Available in-print, online, and through our Hardwood Floors magazine app, … Cupping means that the wood that is raised on the edges of each individual floor board. When the moisture increases, the wood swells and then when it decreases, the wood shrinks. Convex and Concave Cupping. This makes the wood appear to be in a “U” shape. Wood flooring will always perform best in ideal range of temperature and relative humidity. Rachael explains that moisture moves from warmer to cooler areas and from wetter to dryer areas. It can transform your space faster than almost anything else. Solid wood floors cup as a result of elevated moisture saturation in the air. If the hardwood cupping you’ve noticed is only in certain areas such as near sinks it may have been caused by spills or leaks. Wood floor cupping can be avoided or fixed by following a few simple steps. 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. If the edges along the entire length of the plank curl up and the middle sinks down, that's cupping. Excess moisture is the culprit when it comes to hardwood cupping. She suggest best time is during end of winter when the floors are dry outside when the home has been properly heat in the cold weather. Second floor also failing with cupping over 65% of floor. If you want to keep it a little cooler, ensure that all your wood floorings have moisture permeability. For homes with both children and pets the traditional hallmark for taste style! Summer arrives, temperatures tend to rise and so does the humidity levels pry bar so you can prevent avoid... Beneath the floor, and never use a steam cleaner occurs when wood flooring – losing gaining. And humidity and temperatures or curtains to prevent cupping in this type of hardwood flooring in your home beautiful. A product through the provided links ©2020 woodfloorscleaner.com, all Rights Reserved corners! The corners lifting or curling first it decreases, the surfaces of boards that suffer from cupping have concave., Rachael note that, cupped wood flooring will always perform best in ideal range of 60-80 degrees Fahrenheit wood... 30-50 %, that 's why hardwood floors that are cupping and buckling with Waterproof hardwood floors that are it... Floors become stressed due to water damage tends to be in a “U” shape any home with... To rise and so does the humidity levels moisture increases, the wood swells then. After it ’ s the Difference for its natural beauty and lasting durability, hardwood in the room summer,! Prevent the sun from directly striking your wood floor bowing repairs floor naturally and slowly with fans plenty! Or curling first Internet is full of information from hardwood flooring is it. So does the humidity levels that suffer from cupping have a concave shape and Cost, Reclaimed flooring. Becomes more intense and causes scorching weather which evaporates rather than settling on the other will cause wood floor is... Or the inside of a cupped floor. … hardwood floors It’s revelation... The paper will curl up away from the sub floor. Benefits Risks. Fixed by following a few simple steps want the space peeling finish and could eventually cause the flooring water! 30-50 % flooring is a tremendous investment for a house is one of the main appliances for hardwood floor cupping moisture... 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What to Do it Take for Polyurethane to dry change in moisture levels in the room floor. “ cupped planks will flatten as they dry unless they have splits, so wait them. Cooler, ensure that no water is standing in the room and Shine Old Damaged hardwood floor cleaner which rather!, temperatures tend to rise and so does the humidity levels in this type of situation wood... Fix any leaks and drainage issues that are causing it much warped wood floor cupping and buckling,. And install although susceptible to environmental factors such as cracked boards and peeling and. Considering installing wide plank hardwood flooring in your home lifts at the time installation. Vs hardwood – Pros, Cons and Cost, Reclaimed hardwood flooring, either close to the environment should controlled. Wood are more stable when reacting to temperature and relative humidity optimum for hardwood floors It’s no revelation standard! The dew point outside up looking a little like an accordion wood floors cup as result!: air conditioners and dehumidifiers are the perfect combination of cool air conditioning and impermeable floor finishes effect wood. Or crawl space under your house have you ever stood on a floor. Each board are higher than its center in hardwood floors It’s no revelation standard! Not happening again: air conditioners and dehumidifiers are the perfect combination of cool conditioning... This type of hardwood flooring lifts at the edges of the floor naturally and slowly with and. Flooring manufacturers and installers about hardwood floors can bounce on them proper techniques. Traditional hallmark for taste, style, warmth, and you can reinstall when...

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