Rigid Epoxy Mastic

High-strength, 100% solids epoxy adhesive engineered for structural repair and permanent bonding on rigid materials like concrete, steel, and masonry.

Rigid Epoxy Mastic

Engineered for maximum strength, rigid bonding, and structural repair.
With its 100% solids, zero-VOC formula, this high-performance adhesive is built to deliver unmatched durability where stability is critical. From structural crack repair and cold joint sealing to heavy-duty industrial and construction applications, the product ensures reliable performance under the most demanding conditions. Its dense, non-flexible composition makes it the go-to solution for permanent repairs and long-lasting bonds on rigid substrates like concrete, steel, masonry, and wood.

1:1

Mixing ratio

0%
Solids for foam use
0 min
Fast setup time

Rigid Epoxy

Exceptional Compressive Strength

One of the standout advantages of Hulk Rigid Mastic® is its compressive strength—13,800 psi—which allows it to outperform standard adhesives in static load environments. This means you can rely on Hulk Rigid Mastic® to not just fill and bond, but to actually reinforce and stabilize critical structures. Whether you’re sealing a cold joint, bonding heavy tile, or repairing industrial-grade concrete, this epoxy gel delivers strength you can trust, ensuring your repairs remain solid, secure, and built to last.
Rigid Epoxy

Hulk System - Installation

Take a moment to familiarize yourself with the installation process.
Depending on the application, any Hulk System can generally be installed in 3 easy steps. Once installed, your project or foundation will have vastly superior protection over traditional waterproofing or peel n’ stick systems. Don’t believe us? We challenge you to take a hammer to both and decide for yourself!
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HULK Systems wants to save the industry time.
We know how many evening and weekend hours can go into calculating materials for future jobs, affecting the bottom line. Use our calculator to quickly produce quantity estimates for any and all applications.
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CONCRETE SYSTEM
Protect your project using our spray on HULK: WP membrane. No sagging or splashback, with options for high water table and blindside applications.

ICF BLOCK SYSTEM
Combines the waterproof nature of membrane with the impact resistance of dimple wrap in 1 monolithic system.

STRUCTURALLY INSULATED PANEL (SIP) SYSTEM
Designed specifically to address cementitious sheathing and underground joints in SIP projects, eliminating all water access points.

WOOD SHORING SYSTEM
When your timber structure needs waterproofing; the ideal system for leave-in-place shoring or OSB/wood-constructed foundations
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