Polypipe expanding foam glue for underfloor heating systems (UFHS). The Polyurethane expanding foam glue is suitable for use with both the Overlay and Overlay Lite underfloor heating systems. Used to glue the ends and sides of each Overlay or Overlay Lite Floor panels. How to Use 1. Clean the edges of the panel and apply a 3mm bead of adhesives to the top edge 2. Lay it on the floor, making sure the grooves line with those of the Overlay End Returns 3. Lay the first row of panels gluing each joint to achieve a secure fitting 4. When gluing the ends, ensure there is no residual glue in the pipe grooves and use short lengths of pipe to help with panel alignment.
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