Ensure surface and crack are dry and free from loose material.
Touch in nails and screw heads with oil based paint.
Work tube well between fingers.
Remove cap and carefully cut top from nozzle with a sharp knife.
Squeeze directly into crack and level off with a filling knife.
For cracks deeper than 5mm build up in layers.
Once dry sand lightly, if required.
Replace cap and wash tools in warm water.
You can find Polycell products in many supermarkets, major DIY stores and smaller independent stores throughout the UK. The range they stock may vary, so it's a good idea to check product availability with them in advance to avoid disappointment.
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