SealBoss 4000 dual cartridge hand caulking gun

The 4000 Dual‑Cartridge Hand Caulking Gun is a professional-grade, heavy-duty applicator designed to dispense two-component repair materials (e.g., epoxies, polyurethanes) from 2:1 ratio cartridges. It’s a hand-operated, dual-piston system built for durability and ease of use

Key Features:

• Hand-operated design: No tools or power source required.

• Dual-piston mechanism: Ensures smooth, consistent dispensing throughout the entire cartridge.

• 2:1 ratio compatibility: Ideal for two-part sealants, adhesives, and injection resins.

• Robust construction: Heavy-duty barrels and plungers capable of handling high-viscosity materials.

• System compatibility: Tailored for use with SealBoss cartridge products—including injection resins and seal pastes—forming part of a complete pump‑packer system 

Typical Uses:

• Structural concrete crack injection

• Masonry or stone repair

• Slab delamination treatments

• Precision spot repairs where bulk systems aren’t practical