InStar Products   NEW Adjustable plastic paving supports.    Specialist polyurethane Roofing Adhesives.    Specialist bitumastic adhesives.                                   Specialist primers for self adhesive membranes.       Self adhesive vapour control layers.    Roof Drains.   Other Roof Drains and accessories.     PVC & TPO single ply corner pieces   Roof paving supports ( plastic)   Roof paving supports (rubber)                                      Roof drain connection/back pressure seals.