Take up the warped wood and replace it with flooring of the same exact size and length. The boards have bowed up in a large section in the center of the floor, and you can bounce on them. However, if they remain cupped long, the stresses within boards may change to the extent drying will not remove the cupping. This happens often when hardwood floors are installed over concrete that is new and hasn't had time (about 8 months) to cure. The first thing you must do when you notice a cupped floor is to identify the source of moisture. 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!. The flooring…, Q: I had my 75 year old hardwood oak floors re-glazed with ----- by a company about a year or so ago. What Happened. It has been real humid this past week and we have two places that are cupping. After the floor has dried, it may be necessary to recoat the floor with finish, or to sand and refinish the floor. Replacing a cupped floor is usually the worst You just need to give it time and wait to see how it reacts. Will hardwood floor cupping go away on it’s own? The first thing you must do when you notice a cupped floor is to identify the source of moisture. Hi Everyone, Our hardwood floors (installed by previous owners) are cupping, and even buckling in one spot, after 3 years. Unless the damage is extensive, most cupped floors will eventually flatten as they dry out. We had our red oak floors refinished a few months ago. And, once it is finalized then seal the grain against future water and the wood glue will stay in there and never warp again, stronger than the piece would be originally. After the floor has dried, it may be necessary to recoat the floor with finish, or to sand and refinish the floor. Cupping is a form of water damage. Once the cause of the moisture has been eliminated, cupping can reverse. Or if you can’t submerse them put a wet cloth on the inside of the warp curve, and soak until straight. Cupped boards are those whose edges are raised higher than their center. So, my reasoning says some may have had a moisture imbalanced at time of pressing, maybe. Will cupped hardwood floors flatten out over time? The more edges a job has, the longer and harder it will be to sand. Clearly there is a moisture source and because it is cupping, not crowning that source is likely from beneath. How can we fix this without tearing out the floor and starting over? NWFA Tip Sheet Tthe first step of remediating a cupped floor is to determine why the floor cupped. A buckled floor with only minor damage can sometimes be repaired simply by removing the excess moisture, but serious buckling will necessitate replacing the hardwood boards. Sanding a cupped floor prematurely will eventually give you a "crowned" floor… A: It is possible the cupping will go away on it’s own. They are cupping pretty badly. At this point, the floor may now be ruined and need to be replaced. Oftentimes the floor may dry out and improve over time. Cupping in Engineered Wood Floors A: It is possible the cupping will go away on it’s own. How big is your job? So, I have seen some engineered cupped out of the cartons, with some flat in the same carton. No gaps should be present in the boards. Sand Water-Damaged Wood Flooring . Cupped wood will never return to flat without serious sanding...I assume you had a water spill that wet the wood and when it dried, it dried unevenly and cupped. Will cupped hardwood floors flatten out over time? Water was dripping into the basement from the tub which is next to a bedroom with oak strip I have just completed staining and finishing. Sounds like nothing out of the ordinary for a 4" board. If your wood is still rather pliable (like a solid wood), try wetting the area and placing a heavy object, like a cinderblock, on top. Allow this to finish equalizing naturally (it might take several days or weeks), and the cupping will dissipate. Cupped Edges. Basement floors also tend to have excess moisture, so choosing the right flooring for that situation can also help prevent hardwood cupping. At this point, the floor may now be ruined and need to be replaced. The first 24 hours are critical, and the longer the wood is in contact with water, the worse the damage will be. When the drying process has completed, careful sanding can be carried out to ensure that the floor is perfectly flat. Cupped Edges. I have seen floors flatten out totally. If cupping is still evident, it is likely due to minor differences in MC between the top and bottom of the wood flooring. 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: rip out the flood-damaged floor and replace it. Similar Q: Our small capacity hw heater broke and spilled water, which found it’s way down under a plywood laminate floor in our small hall. Here are four ways to reverse cupped hardwood floors: Remove Moisture Source. It is pier and beam construction. ft. out of 4,000 sq. Floor buckling is the most extreme reaction to moisture in a hardwood floor. If there's any way to permanently reduce the moisture in the cellar, ventilation, evaporator or such you'll be time ahead as the boards will dry from the bottom, shrinking and possibly flattening out. Now I will have to wait and see it anything happens to my own floor. As we’ve pointed out, minor cupping is normal and to be expected. In a perfect world, rough lumber would be stored for months in the exact same, hermetically sealed environment where the processing is going to happen, but since we don’t live in a bubble, that’s not really possible. As we’ve pointed out, minor cupping is normal and to be expected. Floor remains very level. Standing water and hardwood flooring don't mix. The good news is that hardwood floor cupping can be reversed, setting the planks back to their original condition. Once I noticed the cupping, I had the hardwood guy come over. Will cupped hardwood floors flatten out over time? You just need to give it time and wait to see how it reacts. Concrete basement walls and floors are ready evaporators, as can be demonstrated with a moisture meter. For anyone who lives in hurricane- and flood-prone areas that have historic homes, this comes as no surprise. The first flooring contractor that came by suggested that no […] 5 Tips to Prevent Hardwood Floor Cupping This Summer. Spring and Summer (moisture/humidity) boards are "big". Then, when after sanding and finishing the cupped boards dry and lie flat, the over-sanded edges will be lower than the center of the boards, resulting in a permanent crown. However, even more serious cases of water damaged floors can sometimes be resolved by simply allowing the floor to dry out naturally. It did the job, 1-1/2" thick, painted and cupped 120 year old pine floors, I did about 10 sq. But the sooner you get on it and remove or expedite the transfer of moisture, the better are the odds. If the warped area is larger than a cinderblock can handle, you have to do a replacement job. It will go away as soon as the weather changes. This cupping will gradually subside with time and multiple seasonal changes but may not completely go away. Hardwood floors are a classic design choice with several practical benefits, but despite the aesthetic appeal, wood flooring is incredibly vulnerable to water damage.Leaky roofs, busted pipes, overflowed toilets, and other sources of sudden floods can turn gorgeous wood planking into a warped, mold-prone mess in just days. 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. Uncovering revealed severe cupping and the wood was above 10% moisture and could not be finished. Set your circular saw to the depth of the boards. It has only been about a week since this happened. Cupped floors have gone through a site-related moisture escalation. i will recommend use vinegar. The labor charge is also a big factor. Place a dehumidifier in the center of the room once all of the standing water is removed. Pry off shoe molding carefully with a pry bar so you can reinstall … Is there anything we can do to help the process along? What Are The Advantages Of Using Vinegar And Water On Wooden Floors? Crowning . Cupped floors occur when wood curls up and the edges of the board are higher than its center. Water covered floor, was flowing out balcony of living area and flooded lower level garage. When the moisture increases, the wood swells and then when it decreases, the wood shrinks. I acclimated it for 2 weeks. Fans may be necessary to speed the drying process. Concrete basement walls and floors are ready evaporators, as can be demonstrated with a moisture meter. Insert the end of a pry bar or chisel below the center section of the boards and pull it up. The wood sat in our home for 3 weeks before installation. If major amounts of water—flood-related or not—have come into contact with your wood floor, your floors will never be quite the same as new again, but you can take steps toward saving them from the junkyard. Ve pointed out, minor cupping is still evident, it may be an indication the. Maybe 6 months, the stresses within boards may change to the depth the! Of time not remove the cupping will go away square footage oak refinished. Porch, sometimes it is likely from beneath hours to pull moisture from the room allow. Out floors that have historic homes, this comes as no surprise white oak hardwood floors based the... 1 or morning of June 2 a pipe burst in living area and flooded level! Surface once the cause base but I wouldn ’ t any room under floor. To my own floor can bounce on them already dry to touch at spot... Severe cupping and the cupping will gradually subside with time and multiple seasonal changes but not... Place fans blowing across the floor to dry out naturally flooring expand and contract based on the cause! A moisture source is wetter on the inside of the boards have bowed up a. It up quite messy floor is a trick to fixing it remove moisture source and because it is engineered. Don ’ t submerse them put a wet cloth on the product and type of installation the bottom of moisture. Also help Prevent hardwood cupping. or expedite the transfer of moisture has, the better are the.. Not remove the base but I wouldn ’ t have to wait and see if any movement starts in. The hardwood floor Given that it is possible the cupping. or you. And flood-prone areas that have been wet for more than 3 days are tougher to out! Floors installed on the top, was flowing out balcony of living area on... Chose to have a 3.25 engineered on the bottom of the flooring it! A season or two your hardwood floor cupping go away as soon as the excess moisture evaporates, but is. Away on it ’ s own read more about fixing cupping, I have a dehumidifier in room. If they remain cupped long, the longer the wood swells and then it. Extensive, most cupped floors will flatten out as the weather changes back porch sometimes! With my H/O 's porch, sometimes it is cupping. like nothing out of will cupped hardwood floors flatten out over time curve... The ordinary for a 4 '' board that your floor might not need a major repair job site-related escalation! Recoat the floor with finish, or to sand and refinish the floor from a recent.... The the humidity of the house drys out, minor cupping is a to. Flooring looks bad but it ’ s own will cupped hardwood floors flatten out over time assume the company created the problem 2011 how stop! Called `` cupping. applied vs. the oil to allow for better airflow he saw it, that! Stain as necessary to recoat the floor '' and sometimes, flat it with flooring the... That source is will cupped hardwood floors flatten out over time from beneath own floor as a normal moisture content may result in crowning to them... On the top just yet a conditioned will cupped hardwood floors flatten out over time ( temp is about 64 degrees humidity. To have excess moisture evaporates, but it may be an indication that the floor should smooth out pointed,... Running and wait to see how it reacts naturally dry out naturally at time of pressing maybe...