PIR and PUR are closed-cell foams with a very low λ-value. They are used in pre-insulated district heating pipes and for cooling pipes, but the fire class and temperature limits set the boundaries.
Members only
The rest of the article is locked
Opret en gratis bruger for at låse op for alle artikler, beregnere, skabeloner og sortiment — og få adgang til quizzer og klasser. Det tager under et minut: navn, email og en adgangskode. Intet betalingskort.
Vil du vide mere? Læs mere om Discebo — free and without an account.