If your floor is natural unstained wood then try a few types of floor urethane on your test patch.
Discolored hardwood floor fix.
Sanding a hardwood floor is a big job that requires heavy duty sanding machinery and produces large amounts of dust.
Uneven discoloration of wood flooring is sometimes caused by a rug.
But before you rent a sander and start using language that would make a sailor blush try to get rid of the stain.
As a wood floor pro i get the pet stains on my wood floor questions all the time.
But if the discoloration is just in the top finish of the floor and the wood seems solid you can repair the finish without altering the wood or the stain.
Ultimately color deterioration in hardwood floors is the result of overexposure from 3 things.
This white oak flooring was sanded to 100 grit sanded with a multi head sander with 120 grit water popped stained and then coated with three coats of waterborne finish.
You ve decided to fix that dark water spot on your hardwood floor that s been hidden under a throw rug for years.
Move the rugs every so often and check underneath to ensure that any discoloration is happening evenly.
This can remove some of the discoloration.
Ultra violet uv light visible light and the infrared ir light which causes solar heat.
Rugs block uv light which causes uneven fading.
Unfortunately refinishing the entire floor is sometimes the only way to get rid of a stain or ring.
Certain species of wood floor are more prone to fading and discoloration than others.
Stains are the toughest fix when it comes to hardwood floors.
Pee stains are a disgusting but common challenge wood floor pros have to deal with.
The top finish is gloss usually polyurethane or varnish which can be screened off and re glossed getting rid of the discoloration while keeping the wood intact.
Step 2 buff the floor gently with a piece of steel wool if it has a varnish or urethane finish.
Hardwood floor wax in extreme cases removal of the floorboards replacement and refinishing might be your only option for the darkest water stained areas.
Sweep up any loose dust or debris from the discolored area of your hardwood floor.
Water based urethane will dry clear while oil based formulations will impart a slight golden.