Expandet has for several decades been a market leader in fastening into concrete , lightweight concrete, aerated concrete , brick and plaster. This is a knowledge and experience we would like to share with our partners. Our product range spans from chemical , heavy mechanical and easy attachment to both solid materials like plaster walls and ceilings as well as wood and drywall screws . Expandet Calculation Program is a tool that makes it easy to develop concrete calculations on the fixings and defined with suggestions for choosing the optimal solution with product selection . In our technical catalog findes alle relevante informationer på vores store produktsortiment.