Hi! Nigel /all ......for info..... I can confirm that I just did a 3 hour submersion test, in tap water, of a piece of foam cut by a wood saw of the type used in the control surfaces and the "classic
Hi Bob / All. The blue foam is pretty well closed cell, the type that is definately closed cell is coloured orange, and sold as ''Flotation Billet'' as opposed to ''Insulation Billet of the blue, as