Stelmax 1961 Gap Filler, For sealing and joining PVC and PVCu to itself and most porous substrates e.g. brickwork
Stelmax 1961 Gap Filler & Sealant is an easily applied PVC resin, pigment and plasticiser, that will gap fill and bond readily to form maintenance free joints of exceptional strength when used to bond and fill rigid and plasticised PVC. Good adhesion can also be achieved when used with many porous substrates. 1961 is extensively used within the window industry for the installation of frames and attachments. Stelmax 1961 has a high solid content and is formulated to fill larger gaps. When dry the product will exhibit weathering, UV and chemical resistance similar to that of a good quality rigid PVC.