SLEEVE AND CONE FOR 16-18Ømm. BOLTS
These sleeve and cone spacers are made of a PVC pipe and cone with outer diameter of 25mm. and inner diameter of aprox.22mm. , having a 22 mm. cone on both ends with different lengths. These spacers are used to create a distance between two concrete wall formworks for the metal bolts up to 18 mm. diameters to pass through, and fixing the formworks, preventing leakage of laitance from the formwork. After pouring of concrete and unfolding the formworks, the cones are removed and the bolt opening is formed without any chipped edges. Heavy cones may be reused, but light cones are for one time use only
SLEEVE AND CONE FOR 20-22Ømm. BOLTS
These sleeve and cone spacers are made of a PVC pipe and cone with outer diameter of 32mm. and inner diameter of aprox.26mm. And thickness of 2.4mm. , having a 26 mm. cone on both ends with different lengths. Further descriptions similar to sleeve and cone for 16-18 Ømm. Bolt applies