They consist of a stainless steel metal casing coated with powder paint that contains a solid intumescent material inside.
These collars have been tested with EN Standard for U/U configurations.

• Prefabricated product ready to install, with quick and easy application and closure system.
• Possibility of placement in inclined pipes (PROMASTOP-FC6).
• Versatility of use.

PROMASTOP-FC collars have been tested on walls and forgings both with exterior application and embedded. They have also been tested in combination with other sealing systems, such as PROMASTOP-CC or PROMASTOP-I among others.

• They can be used with pipes with diameters up to 415 mm depending on the version.
• They can be used with all common plastic pipes, such as PVC, PP. PE, ABS... Also with special multilayer, acoustic, or pressure pipes.
• Its Class Y1 use category allows its application with semi-exposure to the outside environment.