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Surface-Applied Concrete Treatment | Proven Materials. Real Results.

Trusted by NASA, DOTs, the U.S. Military, and Contractors Across North America


In an industry full of bold claims, it’s easy to dismiss surface-applied products as just another temporary fix. But when a product has been used on NASA launch pads, military airfields, rail bridges, and major dam repairs it deserves a closer look.


SRS-4000 Concrete Guard and SRS-4100 Steel Guard are unlike any other surface-applied concrete treatments. They’re part of a proven system that’s been refined over three decades of research, testing, and real-world application—and they’re now available to contractors through Structural Reinforcement Solutions.


Contractor applying surface-applied concrete treatment with SRS-4000 Concrete Guard to a cracked column in a parking garage.
SRS-4000 Concrete Guard is a surface-applied treatment that strengthens concrete from the inside out.
Contractor using surface-applied corrosion inhibitor SRS-4100 Steel Guard to treat concrete and protect embedded rebar.
SRS-4100 Steel Guard penetrates concrete to protect embedded steel from corrosion

Trusted Surface-Applied Concrete Treatments for High-Stakes Infrastructure


These aren’t low-risk projects. The surface treatment systems behind SRS-4000 and SRS-4100 have been trusted in some of the most demanding environments in the world:


  • NASA Launch Pads – To protect concrete from extreme thermal and chemical exposure

  • Boeing Production Facilities – To strengthen and extend the life of worn concrete surfaces

  • Canadian Railway Bridges – To protect structural steel and prep surfaces for reinforcement

  • Military Bases in Okinawa – To mitigate corrosion in marine environments

  • Oklahoma Department of Transportation – For bridge deck preservation

  • Windjammer Condominiums (Florida) – For corrosion control in salt-exposed residential concrete


These projects required more than just patchwork—they needed long-term solutions that could perform under constant load, harsh weather, water intrusion, and rebar corrosion.

NASA rocket launch pad where surface-applied concrete treatments were used to protect and strengthen critical infrastructure.
Surface Solutions Trusted by NASA

What These Products Do


While we won’t get into the chemistry, here’s what you need to know:


  • SRS-4000 Concrete Guard increases surface strength and reduces porosity by 98%. It’s a clear, water-based treatment that prepares concrete for carbon fiber reinforcement or serves as a standalone strengthening measure.

  • SRS-4100 Steel Guard is an organic corrosion inhibitor applied directly to concrete surfaces. It penetrates to protect embedded steel—eliminating the need for heavy demo. An ideal for high-moisture or salt-exposed environments.


Contractor applying SRS-4000 Concrete Guard with a pump sprayer to a deteriorated concrete ceiling for deep surface strengthening and reduced porosity.
Strengthening Starts Here

Why It Matters for Contractors


For contractors, these products offer:


A service add-on that adds value to existing repairs

Pre-treatment capability for carbon fiber and epoxy systems

Durability that helps prevent future failure and callbacks


They install quickly, require no demolition, and integrate seamlessly into the type of surface-applied systems you're already offering.


When you can say your materials have been used on launch pads, DOT bridges, and military installations—that's a competitive edge.


Backed by 30+ Years of Engineering Innovation


These products are manufactured by Surtreat, with over 30 years of focused research and development in concrete chemistry, steel corrosion prevention, and infrastructure preservation. Their systems are used globally and are continuously tested for performance, durability, and compatibility with carbon fiber.


Field-Tested. Globally Trusted. Backed by Case Studies—Not Just Claims.


SRS-4000 and SRS-4100 are now part of the Structural Reinforcement Solutions lineup—not because of flashy marketing, but because they’ve delivered results across industries, climates, and structural types.


If you’re looking to offer your clients more than a repair—if you want to offer protection, performance, and proven credibility—these products are worth a serious look.


Want to integrate these products into your workflow? Explore the product line or contact us to learn more.


SRS in-house engineer providing expert support for surface-applied structural repair systems.
Expert product support from SRS engineers ensures contractors get the guidance they need—on and off the job site.

We'd Love to Hear From You


Whether you have a question, need assistance, or want to discuss a project, please fill out the form below and our team will get back to you as soon as possible.




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