KRASO Clamp Construction - Internal -
Clamp construction internal expansion joint tape D 330 according DIN 18 541
D 330 corner, smooth on one side, Nitriflex, DIN 18541, NB combination: Joint tape with
middle hose as corner joint tape, with part of clamping and concreting.
Part to concrete internal !!
The clamping surface has to be:
» clean, smooth and corrugation-free
» free of shrink holes, cracks and loose part
If necessary please take care of the following preparations:
» eliminate protruding fundamental concrete areas, remove flush with the adjacent areas (cut if possible)
» refill uneven concrete surfaces with waterproof resin-based mortar
» to seal permeable concrete, e.g. to get it water impermeable, you might carry out concrete injections
Your working place has to be clean, dry and free of reinforcements!