PRO-690 Pressure Sensitive Flooring Adhesive: Benefits & Uses

From luxury vinyl plank to vinyl composition tile, today’s flooring systems demand adhesives that offer a high degree of control and flexibility, not just bond strength. A pressure-sensitive flooring adhesive is designed to meet those needs by giving installers more choice in how and when flooring is placed.

However, not all pressure-sensitive adhesives behave the same once they’re on the floor, and the differences in working time, tack development, and handling can have a noticeable impact on installation quality. PRO-690 Pressure Sensitive Flooring Adhesive is built to address those variables, providing predictable performance for modern resilient flooring projects.

PRO-690 is a practical choice for installers, contractors, specifiers, facilities managers, and experienced DIYers working with this type of flooring in residential and commercial interiors.

Pressure-Sensitive Flooring Adhesives: What to Look For

Pressure-sensitive adhesives are commonly used as adhesives for flooring where placement control and timing flexibility are vital. Unlike traditional wet-set-only products, a pressure-sensitive adhesive remains tacky after drying, allowing flooring to bond when pressure is applied.

The key distinction is not the wording on the label, but how the adhesive is designed to be used. Many pressure-sensitive floor adhesive systems support more than one installation method, and performance differences show up in working time, tack behavior, odor, and documented compatibility.

Two Installation Paths With One Adhesive

Pressure-sensitive adhesives differ from traditional flooring adhesives by allowing both wet-set and tack-set installation methods:

Wet-set (permanent installation)

In a wet-set installation, flooring is placed into adhesive while it is still wet. This approach is used when a strong, permanent bond is required. Wet-set installs are often selected for long-term applications where replacement is not anticipated and maximum transfer into the flooring backing is desired.

Tack-set (releasable installation)

With a tack-set method, the adhesive is allowed to dry until it becomes tacky before flooring is placed. This creates a pressure-activated bond that can allow for future removal with less disruption, depending on the flooring system and site conditions. Installers often choose this method for projects that benefit from alignment control or phased installation.

The Real Differences Between Pressure-Sensitive Adhesives

While many products fall under the category of pressure-sensitive flooring adhesive, they are not interchangeable. The differences that matter most on the jobsite include:

• Tack profile and grab: How securely the flooring holds once pressure is applied.
• Working time: How long installers have to place, align, and adjust flooring before the adhesive window closes.
• Odor and indoor air considerations: Especially important for occupied commercial spaces and residential remodels.
• Application flexibility: How forgiving the adhesive is across typical temperature and humidity ranges.
• Documented scope: The flooring types and substrates the product is positioned for.

Being able to analyze these factors helps installers choose a floor adhesive that supports the project instead of complicating it.

PRO-690 as a Real-World Example

PRO-690 has been developed for resilient flooring installations that benefit from controlled placement and adaptable install methods. It is positioned to support both permanent and releasable installations, giving installers flexibility without switching products mid-project.

PRO-690 is commonly selected for LVT and LVP installations where clean handling and predictable timing are essential.

Releasable or Permanent Installation

One of PRO-690’s defining benefits is its ability to support two installation methods with a single flooring adhesive.

• Wet-set use allows installers to achieve a permanent bond when the project calls for it.
• Tack-set use supports pressure-sensitive, releasable installs that provide more control during placement and potential flexibility later on.

This dual-method capability helps crews adapt to different job requirements without changing materials or workflows.

Low-Emitting, Indoor-Safe Formula

Modern interiors demand adhesives that are easier to work with in real spaces. PRO-690 is formulated to be nonflammable, low-odor, and zero VOC, which makes it safe and suitable for use in occupied indoor environments. For professionals and DIY homeowners alike, that translates into fewer disruptions during installation and a more comfortable experience overall.

These days, low-emitting flooring adhesive systems are no longer a specialty feature—they are increasingly expected across residential and commercial projects alike.

CDPH v1.2 Compliance

PRO-690 is compliant with CDPH v1.2, a widely recognized emissions standard used in interior building specifications. While CDPH v1.2 is a California-based standard and not a legal requirement in other states, it is frequently referenced and often voluntarily adopted by architects and facilities teams nationwide as a benchmark for indoor air quality performance.

For residential and commercial projects where compliance is important, this provides an added layer of confidence when specifying a resilient flooring adhesive.

Current Testing and Substrate Scope

At the present time, PRO-690 has been tested over properly prepared APA-rated plywood substrates. It has not yet been tested over concrete. Installations should remain within this documented scope, and flooring manufacturer requirements should always be followed when selecting substrates and installation methods.

Benefits Installers Actually Feel on the Job

When used as directed, PRO-690 delivers benefits that show up in day-to-day installation work:

• Placement control on large runs: Extended working windows help installers manage seams and layout with fewer rushed decisions.
• Cleaner installs: Pressure-sensitive behavior supports more controlled placement and handling.
• Workflow flexibility: One adhesive for floor installs that supports both permanent and releasable methods.
• Confidence underfoot: Stable bonds when installed within the correct timing window.
• Occupant-friendly experience: Low odor and indoor suitability during remodels or tenant improvements.
• Predictable planning: Consistent spread rates and timing guidance help crews estimate materials more accurately.

Where PRO-690 Fits Best (and Where It Doesn’t)

PRO-690 is positioned for use with the following flooring systems:

• Luxury Vinyl Tile (LVT) and Luxury Vinyl Plank (LVP): As a high-quality vinyl floor adhesive, PRO-690 supports controlled placement and clean handling during resilient installs.
• Vinyl Composition Tile (VCT): Functions as a dependable vinyl tile adhesive for commercial flooring layouts.
• Rubber sport flooring: Suitable for installations that benefit from pressure-activated bonding.
• Natural cork underlayment: Supports secure placement beneath finished flooring systems.

Applications That Are Not Currently Recommended

PRO-690 is not recommended at this time for carpet tile or vinyl sheet flooring. Installations should remain within current guidance to ensure predictable performance.

Getting the Best Installation Results With ROMAN

Within its current scope, PRO-690 offers a versatile flooring adhesive option that supports both permanent and releasable installations and helps crews stay in control from layout to finish. As always, remember that temperature, humidity, and spread rate all influence when the adhesive is ready for placement, even within published ranges. Always follow manufacturer instructions regarding proper preparation and application.

PRO-690 is just one example of how ROMAN supports modern installation needs. From pressure-sensitive flooring adhesives to wallcovering primers, removers, and specialty solutions, our full product catalog is built to help professionals and DIYers alike complete projects with confidence from beginning to end.