Sarnafast® KTL

Metal washer for spot fastening in overlaps and intermediate fastening in mechanically fastened roofing systems

Zinc plated steel washes with diamond-shaped reinforcement and specially stamped barbs for the mechanical fastening of roof waterproofing membranes.
Hole diameter 7.5 mm.

  • Lightweight
  • Resistance to common environmental influences
  • Easy to use and install with recommended tools
  • Recyclable