Do I Need a Moisture Barrier Under My Vinyl Flooring?

Plastic Moisture Barrier Installed Under Garrison Aqua Blue- Lexington Oak
Plastic Moisture Barrier Installed Under Garrison Aqua Blue- Lexington Oak


When it comes to installing vinyl flooring, ensuring a proper foundation is key to its long-term durability and performance. One crucial component that often goes unnoticed is the plastic moisture barrier. While it might seem like an extra step, placing a plastic moisture barrier under your vinyl flooring can offer numerous benefits that make it a wise investment. In this blog, we?ll explore why you should consider adding a plastic moisture barrier to your vinyl flooring installation.

Protection Against Moisture Damage:

Moisture is one of the primary enemies of flooring materials, including vinyl. Over time, excessive moisture can seep through the subfloor, causing the vinyl to warp, buckle, or even grow mold and mildew. A plastic moisture barrier acts as a shield, preventing moisture from reaching the vinyl flooring above. This protection is especially crucial in areas prone to dampness, such as basements, bathrooms, and kitchens.?

Preservation of Subfloor Integrity:

The subfloor serves as the foundation for your vinyl flooring. When moisture penetrates the subfloor, it can compromise its structural integrity, leading to rot, swelling, and weakening of the base. By placing a plastic moisture barrier, you create a barrier that safeguards the subfloor from potential damage, prolonging its lifespan and the overall stability of your flooring.?

Prevention of Mold and Mildew Growth:

Mold and mildew thrive in damp environments. When moisture infiltrates your subfloor and vinyl, it creates the perfect conditions for these unwanted guests to flourish. Not only can mold and mildew lead to health concerns, but they can also cause unsightly stains and odors. A moisture barrier helps keep these issues at bay, ensuring a healthier and more pleasant indoor environment.?

Enhanced Longevity:

Vinyl Flooring is a long-lasting and resilient choice, but its performance can be compromised by the effect of moisture over time.? By adding a plastic moisture barrier, you significantly extend the lifespan of your vinyl flooring. The barrier acts as a safeguard, allowing your flooring to maintain its original appearance and functionality for years to come.?

Savings in Repairs and Replacements:

Without proper moisture protection, your vinyl flooring could suffer irreparable damage. This may lead to the need for expensive repairs or even complete replacement of the affected sections. By investing in a plastic moisture barrier, you save yourself the hassle and cost of potential repairs down the line.?



Easy Installation:

Incorporating a plastic moisture barrier into your vinyl installation is a relatively straightforward process. It involves laying the barrier over the subfloor before the vinyl is installed. This extra step adds minimal effort to the installation process while providing significant long-term benefits.



In conclusion, the decision to add a plastic moisture barrier under your vinyl flooring is a proactive choice that pays off in the long run. By protecting against moisture damage, preserving subfloor integrity, preventing mold growth, enhancing the longevity of your flooring, and potentially saving on repair costs, a moisture barrier is an investment in the health and longevity of your space. When considering a vinyl flooring installation, remember that this small addition can make a significant difference in ensuring the integrity and durability of your flooring for years to come.?