WKRET MET – Fixing Spreader Washer – 90mm WKRET MET – Fixing Spreader Washer are designed to help reinforce the mechanical fixings when installing a Mineral Wool system. All of our conventional fixings are compatible with these Mineral Wool Reinforcement Discs. Once the Mineral Wool boards are secured in place on the substrate using adhesive, the mechanical fixings are thread through these reinforcement discs before being hammered (or screwed) into the substrate. Intended Use Reinforcement discs help spread the load of the fixing across a greater area, helping to secure the Mineral Wool to the substrate in a more effective manner. Properties Easy to use Available in 90mm diameters Lightweight and durable For use with hammer or screw fixings Effective for enabling load-bearing Essential for Mineral Wool systems
