When selecting the right spacers, exposure classes, additional stresses, the choice of fibre concrete mix and shape of the spacers all play an important role.
The durability of reinforced concrete structures is an important goal for developers, designers and contractors. The Zemdrain® Controlled Permeability Formwork (CPF) liner can make an important contribution here - but what is Zemdrain®, and how does it work?
Effective reinforcement of concrete manhole chamber rings is achieved by encasing them in concrete. The flexible Pecafil® formwork material is an ideal solution.