The COOLFRANCE M-6 flat washer is a small metal accessory used when assembling ducts and fixings in air conditioning and ventilation systems.
- Position: between the nut or screw head and the surface.
- Function: spreads the clamping pressure and protects the bearing surface.
- Packaging: sold as a pack.
- Use: complements the threaded rods, nuts and bolts used in the installation.