Are there any places where Purios foam cannot be used?

PUR is polyurethane, a material used in spray insulation, it is manufactured by mixing two raw materials: polyol and isocyanate. Polyurethane foam is a result of mixing these two substances by by means of specialist spray devices. PUR foams are widely used in construction industry as an alternative insulation material. From bottom to top.
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Properties
Where can Purios foam be used?
Can polyurethane foam be used to insulate a whole building?
Can it be used both in new and old buildings?
How to choose suitable Purios foam?
How to choose suitable foam thickness?
In what weather conditions can you lay Purios foam on the outside?
Do weather conditions influence the application of foam inside buildings?
Can the wall with foam be plastered on the outside?