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Harry Bloomfield[_3_] Harry Bloomfield[_3_] is offline
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Default Polystyrene v car body filler

Chris K has brought this to us :
If a cavity forms in the insulation could it be injected with polyurathane
foam?


No, that would likely blow the walls out.

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Regards,
Harry (M1BYT) (L)
http://www.ukradioamateur.co.uk