All fittings described here are not included in the field of application of Directive PED (2014/68/UE) as they are
considered as pipe’s components designed and constructed for installation in air conditioning and cooling systems
where refrigerants (non-toxic, non-flammable and non-explosive) of group II are used, among which all refrigerants
classified as A1 in Annexe E of EN 378-1 (2008) standard, as well as refrigerants R30 - R123 - R141H - R245 classified
among other safety groups.
The standard includes, among others, the following well-known refrigerants:
R12 - R22 - R134a - R404A - R404C - R407C - R410A - R502 - R507.