Check the humidity level of the room and use a dehumidifier if the air is too moist particularly depending on the time of the year.
To to fix bowed hardwood.
Lay damp towels or other heavy cloths on top of the warped boards for 48 hours.
The towels you use should ideally be large enough to cover the entire wood piece.
The holes should be spaced 3 inches apart.
If the bow is very large you will have to remove it and replace it.
Turn off the ac which only further dries the air.
Keep sliding the iron over the whole surface of the wood and while doing so apply consistent pressure.
Fixing bowed hardwood floors examine the bowed area on the floor.
Fixing a tiny warp if your wood is still rather pliable like a solid wood try wetting the area and placing a heavy.
Choose towels or rags that can withstand the heat of an iron.
You can fix a small warp issue quite easily.
It s important to set up a dehumidifier in the basement or crawlspace directly underneath the damaged area.
Sanding if you know that the source of your warping comes from humidity changes or a water spill and not an.
Sanding can help flatten the raised floor surface and bring it back to normal.
However do keep in mind that sanding is an extremely tricky process as it is important to consider the kind of wood and extent of sanding required.
In each area you cover hold your iron for a minimum of 5 10 seconds.
Leave the weight for several days and let gravity do its job.
Insert the end of a pry bar or chisel below the.
When moistening the towels drench them thoroughly and wring out the excess water.
Moisten one or two large towels and wrap them around the wood making sure that the entire warped area is covered.
After sanding the floor is usually refinished to restore its sheen.
Mark the area that needs to be removed.
The cure for bowing is to restore enough moisture to the wood cells to allow them to expand and make the wood pliable and then to bend the board back into shape and hold it there until the wood.
Set your circular saw to the depth of the boards.
You can fix the small bows if you simply wet the bowed area and place a very heavy object on it.
See how it can be done in this video.
Find the seam of the next floor boards.
To flatten the bent wood you have to press your iron on the warped area.
Cut along the pencil marks you drew on the floor.
After those few days have passed remove it and see if the warped area is fixed.
In order to fix cupping and minor warping you ll need to change the balance of humidity in the room.