Building a Police Box

Fibreglassing the capCover

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Fibreglass:

Cut a piece of fibreglass mat big enough to cover the top of the lamp cap.
Make up a mix of fibreglass resin and catalyst according to the instructions on the can.
Apply a coat of mix to the top of the cap, lay the mat over the top of the cap and saturate with more fibreglass mix.

The next day cut off the excess fibreglass around the perimeterboundary. using a fine tooth saw or blade and sand paper.
Next fibreglass the underside of the lamp cap in the same manner.

The next day cut off the excess fibreglass around the perimeter using a fine tooth saw or blade and sand paper and give the complete lamp cap a sand.