Rubber cork underlayment

Rubber cork underlayment is suitable beneath:

• laminate flooring,
• carpet,
• hardwood flooring,
• engineered wood planks,
• linoleum,
• vinyl and PVC flooring,
• ceramic or porcelain tile,
• natural stone,
• cork flooring.

It’s designed for spaces where the floor needs to feel solid underfoot, remain quiet, and provide noticeable warmth and comfort, while standing up to daily wear. That makes it a smart choice for both residential homes and commercial interiors.

Rubber cork performs especially well in high-traffic environments such as entryways, open-concept living areas, offices, clinics, reception spaces, retail stores, and service businesses.

With a density of approximately 40 lbs/ft³ (around 650 kg/m³), it resists compression and maintains its structure over time. Available in multiple thickness options (up to 3/8” / 10 mm), it can be tailored to match the flooring system and expected load.

Not sure if it’s the right fit for your project? Reach out to our team — we’ll help you evaluate your options.

When might a different underlayment make more sense?

• if the subfloor is significantly uneven (rubber cork is not a leveling product),
• if you’re installing electric radiant floor heating,
• if budget is the only deciding factor,
• if the space will experience very light use (standard natural cork may be sufficient).

Foam underlayments are often less expensive, but they typically have lower density and compress more easily under weight. Over time, that can affect floor stability and overall durability. In busy areas, short-term savings frequently turn into long-term issues. Many low-density products perform well only during the initial period.

Rubber cork, thanks to its higher density, offers superior resistance to compression and better vibration absorption. It provides a firm, consistent foundation that helps extend the lifespan of your flooring. If you prefer to install it once and avoid future problems, this option delivers dependable performance.

Rubber cork is essentially an enhanced version of standard cork underlayment. It combines cork granules with rubber binders, creating a denser, more resilient material that handles heavier loads more effectively.

Natural cork works well in low- to moderate-traffic residential areas such as bedrooms or guest rooms. However, in spaces exposed to heavier foot traffic or commercial use, rubber cork offers greater structural stability and long-term reliability.

Unsure which material best suits your installation? Send us the details about your flooring and subfloor — we’ll guide you toward the most practical solution.

A thicker rubber cork layer improves sound insulation and load resistance, but more thickness isn’t always necessary. If your subfloor is level and structurally sound, a thinner option may provide all the support you need.

Choose a thinner profile when minimizing floor height is important. Opt for a thicker version if you want enhanced acoustic performance or if the space will experience heavier use.

Not sure which thickness is appropriate? Tell us about your flooring system and site conditions — we’ll offer straightforward, project-specific advice.

Yes — particularly with hydronic (water-based) radiant heating systems. Its dense structure supports even heat distribution across the floor surface.

However, we do not recommend pairing rubber cork with electric radiant heating systems. Because electric systems heat up faster and more locally, a dense underlayment may reduce heat transfer efficiency.