Firestop silicone elastomer EI 120

Fire compartment for the caulking of electrical, mechanical and duct crossings

Flexible two-component fire-resistant silicone elastomer

Caulking of crossings, slab or sail

Can be used in addition to products in the ElasPART range

Drying time between 15 and 30 min for quick formwork

2 hour minimum firestop  (EI 120)

Tested in official laboratory

Excellent adhesion (all substrates)

Can be used in nuclear



EI 240

Official laboratory test




  • Excellent adhesion on all types of substrates

  • Very fast drying time (between 15 and 30 min)

  • Can be used in addition to the famous ElasPART: complete the sealing and decontaminability properties

  • Packaging in kits: 2 kits of 15kg each (part A and part B)

Technical sheet

November 2019

Material Safety Data Sheet

May 2019

May 2019

May 2019

SilPART E is a flexible fire-resistant silicone elastomer, which is used for the sealing of types of crossings : electrical, mechanical and sleeves.

This product is waterproof and airtight.


Can be used in the nuclear field (24-0168 PMUC).