The Definitive Hardwood Floor Care and Maintenance Guide

I’ve been installing hardwood for a long time, and unfortunately, homeowners sometimes call a year or two after their hardwood installation and ask why their gorgeous new floor has a cupped board by the patio door, a ring of white haze near the kitchen sink, or a dull, scratched and scuffed walkway from the front hall to the stairs. It’s never coincidence or bad luck. It’s always avoidable, and you can avoid these problems if you read this guide and take action.

This guide isn’t a generic cleaning checklist. It’s what I tell everyone during the final walkthrough of a new hardwood floor installation. These things determine whether your floor still looks new in 20 years, or needs to be refinished in under 5.

First, Know What’s Actually Under Your Feet

Before you buy a single bottle of cleaner, find out whether you have solid or engineered hardwood. It changes everything about how you should treat the floor long-term.

• Solid hardwood is one piece of wood, top to bottom. A ¾-inch solid board can be sanded and refinished several times over its life, which is why solid floors often outlive the people who installed them.
• Engineered hardwood has a real wood wear layer bonded over a stabilized wood core. It is a real hardwood veneer. Because the core is stabilized, it handles humidity swings better than solid wood, but the wear layer typically only allows for one or two refinishings. Thicker wear layers that can be refinished several times are available.

If you don’t know which one you have, look at the paperwork or talk to the installer. 

Climate Control is Everything With Wood Floors

If you learn one thing from this guide, let it be this: wood expands and contracts with temperature and humidity fluctuations. A stable climate is what keeps a floor flat, tight, and free of issues.

Wood absorbs and releases moisture constantly. Humid air makes boards swell; dry air makes them shrink. A little seasonal movement is completely normal. You’ll often see tiny, hairline gaps appear in winter and close back up in summer. That’s the floor breathing. It’s not a problem.

What causes real damage is drastic swings, such as not having HVAC for three weeks in August, or the furnace and fireplace totally drying the home out all winter without a humidifier. Push it too far in the humid direction and the planks cup, warp, or buckle. Push it too far into a dry climate and there’s risk of splits, cracks, and gaps. Once a board’s shape has been permanently distorted, it must be replaced.

Keep your indoor humidity at 50% or below throughout the year. If it gets into the high 50s, you could have warping and buckling. Above 60%, and you will have warps and buckles. A $15 hygrometer from the hardware store will keep you on top of the humidity inside your home. If you’re having trouble staying near 50%, a humidifier for winter and a dehumidifier for summer will lengthen your floor’s lifespan. Keep in mind that your AC removes moisture from the air. You may just need to keep it a bit cooler in your home to regulate the humidity in summer.

Daily Habits That Cost Nothing and Save You From Refinishing a Wood Floor Years Sooner

Low effort habits that save homeowners wear, tear, and costs over time:

• Shoes off at the door. Grit tracked in on shoes is the biggest cause of scratches and wear in hallways. It’s never a deep gouge, it’s tens of thousands of tiny ones that wear the finish off one step at a time.
• Sweep or vacuum daily. A soft bristle broom, a microfiber dust mop, or a vacuum on a hardwood setting: (Turn off the spinning brush roll beneath your vacuum that helps pick up debris from carpet. It wears the finish off of hardwood hastily.) 

Keeping dust, debris, and grit off of the floor keeps the finish looking great for longer.

• Floor mats or rugs at every entry, and at the stove and sink. Entry mats stop dirt before it reaches the floor. Runner rugs through halls and heavily used paths also help. Kitchen mats are because the stove and sink see more foot traffic than anywhere else in the house, and the finish wears faster in those two spots.
• Felt pads on every piece of furniture, checked regularly. This single step prevents more finish damage than people realize. Pads pick up grit over time and start acting like sandpaper themselves, so swap them out periodically rather than assuming they last forever. Some brands are designed to last much longer than others, such as Gorilla Felt.
• Keep pet nails trimmed. 
• Keep large area rugs in kid’s rooms.

Wood Floor Cleaning: Less Is More

The road to a ruined floor is paved with the good intention of having a clean floor, but you can’t use any old chemical or harsh detergents on hardwood, and can’t use a steam mop. A damp mop or cloth works fine to clean any type of wood floor, and won’t damage it. Damp, not wet.

What to use:

• For polyurethane finished or prefinished floors, only use a proper hardwood floor cleaner designed for poly. Or
• For oiled floors, use whatever the manufacturer specifies. This is usually a dedicated oil soap product made for that finish. 
• Do not use any other cleaners such as vinegar, ammonia, and anything oil based or “all purpose.” These strip and dull polyurethane finishes over time, and some leave a hazy film behind.

How to use it:

• Spray the cleaner onto the floor or directly onto a microfiber mop head. Never pour water straight onto boards.
• Wipe with the grain of the wood, not across it.
• If you need to scrub something up, use a soft pad. Nothing abrasive. If you ever hear a scraping or scratching sound while cleaning, stop. That’s grit caught in the pad, and it will scratch the finish.
• Never use a wet mop or a mop and bucket approach. You will ruin your floor. Standing water is the fastest way to get swelling, cupping, or a dark stain that soaks into the grain and won’t come back out. If something spills, wipe all of it up immediately. Do not let it sit.

A weekly pass with a proper hardwood cleaner, plus a daily sweep, is perfect. Doing anymore than that is likely to damage the floor.

Rooms Where Wood Does Not Belong

Not every room is a good fit for hardwood, and a reputable installer will tell you this before you sign the contract, not after. Consider Wood Look Tile, or Luxury Vinyl Plank for the look of hardwood without the sensitivity to these moist spaces.

• Laundry rooms create too much moisture. Washing machines may leak or overflow, and that kind of sustained moisture exposure will buckle the floor. The machines scratch boards as they vibrate and shift and are moved.
• Bathrooms are also too moist for hardwood, and asking for trouble. Although it is possible to have hardwood in the bathroom for a diligent homeowner, it is not worth the risk. All it takes is having one guest over who leaves water pooled on the floor after a bath, and you have to replace part of the floor.
• Basements are also too humid for solid hardwood. Engineered wood flooring can work in basements that stay dry, but is still riskier than tile or LVP.
• Kitchens also perform much better with moisture resistant flooring.

Long Term Maintenance: Recoat vs. Refinish

Even a perfectly maintained floor will eventually show its age, and knowing the difference between these two services will save you money.

• Recoating adds a fresh layer of finish over the existing wood without sanding it down. It’s the right call for surface level dullness, light scuffing, and minor wear. This servicew is far cheaper and faster than a refinish.
• Refinishing means sanding the floor down to bare wood and reapplying finish from scratch. Save this for deep scratches, worn through finish, or when recoating won’t adhere anymore.

Whether an engineered wood floor can be recoated or refinished at all depends entirely on the thickness of its wear layer. Check with the manufacturer or a professional for answers on this. 

*Please note that FM Pro Remodeling does not provide hardwood refinishing services, as we do not have the required equipment.

The Short List of Hardwood Don’ts

If you remember nothing else from this guide, remember this list:

1. Don’t wet mop or steam mop.
2. Don’t use vinegar, ammonia, or abrasive cleaners.
3. Don’t use oil soap products on a polyurethane finished floor (or vice versa; match the product to the finish).
4. Don’t drag furniture across the floor. Lift it, and keep those felt pads current.
5. Don’t let humidity get crazy wet or crazy dry inside.
6. Don’t ignore spills, even small ones. Soak them up immediately.

The Takeaway

Hardwood has been the flooring of choice for centuries for a reason. It’s not fragile, and it’s not as high maintenance as people think. What it needs is consistency: steady humidity, regular gentle cleaning, and a few good habits to protect it (shoes off, mats down, felt pads on) that take zero effort once they’ve become habit. With these little things, a professionally installed hardwood floor will outlast the mortgage, and might outlast the mortgagers.

If you’re weighing whether hardwood is the right choice for a specific room in your home, or you’re staring down a floor that needs more than routine care, that’s exactly the kind of conversation worth having with an installer before you reach for the sander, or the checkbook. Call Ralph at FM Pro Remodeling at (812) 944-6383 for a free consultation and to schedule a free estimate.