Multifunctional plugs, also known as universal plugs, provide secure anchoring in virtually all kinds of building materials, expanding or knotting according to the material.
TRI - he original universal plug. No rotation in drill hole; suitable for both pre-assembly and push-through installation
TRIKA – with head that protects building material and prevents plug from slipping too far into the drill hole
APOLLO – multifunctional frame-fixing plug for cellular concrete