Blocker | Office Products

Lindy 40454 - The easiest and most effective way to block access to your USB ports! With this small device, system administrators can physically prevent the connection of keys, MP3 players, or other USB storage devices from stolen data or the int

Rustins Quick Dry Stain Block & Multi Surface Primer 500ml provides a barrier against stains on multiple surfaces, dries quickly, and is available in a 500ml size. Suitable for both indoor and outdoor use.

Rust-Oleum Stain Blocker Matt Spray Paint is a high-quality, waterproof paint that blocks stains and seals leaks on various surfaces. Its matte finish gives a smooth and professional look.