40″ Horizontal Spacer (80mm)

The 40″ Horizontal Spacer (80mm) is engineered for quick, accurate installation with 80mm glass blocks. Its full 40″ length provides dependable alignment and a clean, professional finish, whether you’re constructing a straight glass block window or wall. Perfect for both DIY users and professional installers, this spacer ensures your glass block project assembles smoothly and securely.