Hardwood flooring is a timeless and elegant choice for any home. However, before installation, one critical step can determine the longevity and success of your floors: acclimation.
Acclimating hardwood flooring ensures the wood adjusts to the environment of your home, preventing issues like warping, buckling, or gapping after installation. Here’s what you need to know to get it right.
Why acclimation is important
Wood is a natural material that expands and contracts in response to changes in humidity and temperature. When hardwood flooring is transported from a manufacturing facility or warehouse to your home, it may encounter significant environmental differences.
Acclimating the wood allows it to adjust to the specific conditions of your home, ensuring that the flooring remains stable once installed. This step minimizes the risk of long-term problems caused by moisture fluctuations.
How to acclimate hardwood flooring
Proper acclimation involves a few key steps:
- Allow adequate time: Place the unopened hardwood boxes in the room where the flooring will be installed for at least 48 to 72 hours. For certain types of wood or climates, longer acclimation periods may be required.
- Check humidity levels: The indoor humidity should be between 30% and 50%, and the temperature should be between 60°F and 80°F. Use a hygrometer to ensure the environment is within this range.
- Spread out the wood: Open the boxes and lay the planks out in small stacks with spacers in between to allow air to circulate. This ensures even acclimation across all pieces.
Different types of hardwood require different care
Not all hardwood flooring requires the same acclimation process.
- Solid hardwood: Solid wood is particularly sensitive to changes in humidity, making acclimation essential.
- Engineered hardwood: While engineered wood is more stable than solid wood due to its layered construction, acclimation is still recommended to prevent issues.
- Prefinished vs. unfinished: Prefinished flooring may have specific acclimation requirements based on the manufacturer’s guidelines. Always check the recommendations for your chosen product.
Potential problems if you skip acclimation
Skipping or rushing the acclimation process can lead to costly and frustrating problems:
- Cupping: When the edges of the wood planks are higher than the center, often caused by excess moisture.
- Buckling: Planks can lift or separate from the subfloor due to expansion in a humid environment.
- Gapping: Shrinkage from low humidity can leave visible gaps between planks.
Taking the time to acclimate your hardwood flooring reduces these risks and ensures a beautiful, long-lasting installation.
Trust the experts for a smooth installation
Proper acclimation requires attention to detail and experience, which is why working with professionals is key. They can help measure humidity levels, oversee the acclimation process, and ensure your flooring is installed correctly.
For expert advice and professional hardwood flooring installation, visit Alpine Flooring & Design, located in Newtown Square, Pennsylvania.

