PROMASTOP®-COLLARis designed and tested to seal service penetration apertures containing plastic (like PVC, PE, etc.) and metallic pipes with insulation or cables. They are developed to provide a high-volume expansion and pressure seal during a fire.

PROMASTOP®-COLLAR offers EI120 and EI240 tested results to EN1366-3, the maximum diameter available being 250 mm.

PROMASTOP®-COLLAR includes an intumescent component incorporated into a mild steel case to close any gaps and to provide a closure of combustible pipes when heated to prevent the passage of fire.


  • Fire resistance testing in flexible walls, rigid floors and PROMASTOP®-FIREBATT
  • Halogen free, contains no abestos, ceramic and is environment friendly
  • Allows thermal and mechanical movement of pipe
  • Not affected by fungus, vermin, rodents or moisture
  • Ease of fixing to suit location - 5 fixing types available
  • Conditioned to Type X:-20 deg C to +70 deg C with accordance with EOTR 024 and Etag 026
  • Can be used with Plastic Pipes - PVC, PP and PE



  • Penetration seals in flexible/rigid walls and floor construction
  • Penetration seals around non-metallic pipes and pipes with insulation, solutions covered by UL EU certificate For specific parameters and packaging information, please download our Product Data Sheet. See below.