Best-Selling Connect Products® Sealants at VDB Adhesives

Your Guide to VDB Adhesives’ Top-Selling Seal-it® Adhesives for Every Project

If you’re looking for high-performing adhesives that get the job done right, Connect Products® are a trusted choice for both professionals and end-users alike. At VDB Adhesives, your partner in building materials, we’ve seen consistent demand for their line, especially among industries that value reliability, long-term hold, and versatility for various materials or surfaces. Our goal here is to help you understand which Seal-it® adhesives are trending based on purchases, performance, and customer feedback. Whether you’re running a contracting business or managing repairs internally, choosing the right adhesive can make all the difference with project timelines and quality.

This page outlines our best-selling options to make your decision faster and easier. The products highlighted here—Seal-it® 135 ANTI-CRACK, Seal-it® 216 SILICON-SA, Seal-it® 360 HIGH-TACK, Seal-it® 470 PU-FOAM GUN, Seal-it® 525 CLEAN&BOND, Seal-it® 645 EPDM SPRAYBOND, and Seal-it® 720 CHEM-FIX —cover a wide range of uses. Some are known for their high tack strength, others for flexibility or chemical resistance.

What Makes Connect Products® Adhesives Stand Out

Not every sealant is built to withstand harsh environments, heavy materials, or fluctuating temperatures. Seal-it® adhesives are well-regarded for handling those challenges with consistency. Whether you’re bonding metal, plastics, glass, or panels, these products offer reliable grip without complicated prep or cure requirements.

Here are a few key reasons people continue to buy Seal-it® adhesives over others:

Reliable bonding across multiple surfaces means fewer separate adhesives to store or manage.
Long shelf life and durability make them suitable for both short-term projects and long-lasting installations.
Some offer high initial tack, which means parts stay in place faster, reducing bracing or clamping.
Many are resistant to moisture, weather conditions, and UV exposure—crucial for external or semi-exposed builds.
Suitable for indoor, outdoor, and mobile environments such as vans, trailers, and HVAC units.

A leading contractor reported being highly satisfied after switching to Seal-it® 472 PU-FIRE FOAM for fire-rated joint sealing. Thanks to its flame- and fire-retardant certification (EN 1366-3 & EN 1366-4 B1), fast curing, and high filling capacity, the foam delivered reliable insulation and fire protection up to 40mm joints. With excellent adhesion to concrete, masonry, wood, metal and plastics, plus acoustic and thermal insulation and VOC A+ low emission certification, Seal-it® 472 proved to be a durable, efficient and professional solution for fire-resistant construction projects.

You don’t have to be a chemist to notice when a product just works. The Seal-it® line delivers that reliability in a straightforward, easy-to-apply format. Let’s take a closer look at which products customers keep coming back to.

Top-Selling Connect Products® We Stock

We’ve selected the nine Seal-it® & Cover-it® products below based on popularity, repeat orders, and general performance in real-world applications. Each is linked to its official product page if you want to dig into technical specs, certifications, or full datasheets.

Seal-it® 135 ANTI-CRACK – High-quality, paintable acrylic sealant for sealing joints and repairing cracks with minimal risk of paint cracking or discoloration. Perfect for universal sealing, filling, and repair applications.

Seal-it® 216 SILICON-SA – Premium anti-mould silicone sealant for wet rooms, sanitary, hygienic, and food areas, as well as glazing and façade applications. CE, ISEGA, and EC1 certified.

Seal-it® 360 HIGH-TACK – Ultra-strong, elastic MS-Polymer® construction adhesive with extremely high initial tack for instant, heavy-duty bonding. Stain-free and versatile for various materials.

Seal-it® 470 PU-FOAM GUN – Fast-curing, low-expansion insulation foam for filling, sealing, and insulating joints and gaps. High-yield, weather- and moisture-resistant.

Seal-it® 472 PU-FIRE FOAM – Durable, flame- and fire-retardant insulation foam with high filling capacity and fast curing. Specially designed for fire-resistant joint sealing between construction parts up to 40mm wide.

Seal-it® 525 CLEAN&BOND – Ready-to-use cleaner and primer in one, developed as an adhesion promoter for sealants and adhesives on non-porous surfaces. Fast-drying, easy to use, and effective.

Seal-it® 645 EPDM SPRAYBOND – Strong, DCM-free sprayable contact adhesive for bonding American and European EPDM to wood, concrete, insulation, and metal. High-quality, reliable, and easy to apply.

Seal-it® 720 CHEM-FIX – Certified two-component chemical anchor for quick, secure anchoring of studs, screws, and bolts. Provides rapid strength build-up with extremely durable results.

Cover-it® ABSORBVLIES – Strong, self-adhesive, liquid-proof protective fleece for absorbing spills and protecting stairs and uneven surfaces. For breathable protection of fresh floors, use Cover-it® Pro Air.

Each of these has been consistently reordered for good reason. If you’re not sure which one fits your needs, we’re happy to talk through your project and suggest the right option.

How to Choose the Right Seal-it® & Cover-it® Products for Your Application

Not every job calls for the same adhesive, even within a trusted product line like Seal-it®. Choosing the best fit depends largely on the materials you’re working with, the environment the bond will live in, and how quickly you need it to cure. Whether you’re using these adhesives for industrial assembly, mobile repairs, or general construction, matching the product to the project can make things smoother.

At VDB Adhesives, we are your trusted partner in professional sealants, adhesives and construction materials, helping builders, contractors and installers choose the right solution for every job. For sealing and repairing joints or cracks, Seal-it® 135 ANTI-CRACK offers a smooth, paintable finish without cracking or discoloration. In wet rooms, sanitary or food-safe environments, Seal-it® 216 SILICON-SA delivers durable, anti-mould protection, while Seal-it® 360 HIGH-TACK is the ultimate high-strength construction adhesive with instant grab for heavy-duty bonding. For insulation and gap filling, Seal-it® 470 PU-FOAM GUN provides fast-curing, weather-resistant performance, and Seal-it® 525 CLEAN & BOND ensures strong adhesion on non-porous surfaces. For EPDM roofing and façade applications, Seal-it® 645 EPDM Spraybond delivers powerful, DCM-free bonding, while Seal-it® 720 CHEM-FIX is a certified two-component chemical anchor for secure, long-lasting fastening under heavy loads. To protect floors, stairs and surfaces during construction, Cover-it® Absorbvlies offers strong, liquid-proof protection. Whether you need adhesives, sealants, foams or protective materials, VDB Adhesives is your one-stop partner for reliable building solutions.

To narrow it down more easily, you can ask yourself:

Is the adhesive going to stay indoors, outdoors, or somewhere in between?
Will the bonded materials be exposed to moisture, heat, or chemical cleaners?
Are you bonding similar or different surface types (metal to metal vs. metal to plastic)?
Is quick curing important, or do you want more working time before it sets?

The Connect Products® adhesives listed on this page aren’t just popular—they’re consistent. Each one solves different challenges, which is why we stock them. If you’re comparing options and not sure what suits your project best, you’re not the only one. We get these questions from contractors, engineers, and project managers every day. We’ve helped clients replace drilled fastening systems with high-tack adhesives, improving aesthetics and cutting down build time, just by choosing the correct product from the start.

Simple Ordering and Local Support

Buying adhesives shouldn’t be complicated. That’s why we keep these best-selling Connect Products® available and ready for fast shipment. You won’t have to guess or bounce between multiple suppliers. We know how frustrating it is to wait days just to get a reply on availability. Whether you’re ordering large volumes or just want to test a few tubes before committing, we work with you to make sure the order meets your actual needs—not just what’s in stock.

Our team will walk you through what works and what doesn’t, based on what you’re actually building or fixing. We’ve had customers send in project examples and photos when they weren’t certain about surface compatibility. That kind of problem-solving is built into how we do business.

If you already know what type of Connect Products® adhesive you’re looking for, or need a recommendation based on previous applications, don’t hesitate to reach out. We’re here to make the process easier and more accurate from start to finish.

Find the Right Seal-it® & Cover-it® Products for the Job

Connect Products® are designed to handle job-site realities—less-than-perfect surfaces, tight timelines, and changing conditions. That’s exactly why we focus on stocking the most proven options. Whether you’re repairing, building, or upgrading a system that relies on strong, lasting adhesion, these products perform without the guesswork.

You shouldn’t have to hunt through dozens of products to find something that sticks, literally and figuratively. We carry what works, and we take the time to help you select it. Let us know what challenge you’re trying to solve, and we’ll recommend a Connect Products® adhesive that fits the job, environment, and material you’re working with.

Whether you’re ordering for a single application or integrating adhesives into a larger production process, VDB Adhesives is ready to help you move forward with confidence. Our team is here to help you choose the right adhesive for your materials and working conditions. Reach out to buy Seal-it® & Cover-it® Products or get advice; no pressure, just practical guidance.