FS-ONE MAX Firestop Sealant / CFS-FIL Firestop Filler Mastic
Hilti CorporationCertification Information
Certification Achievement
Material Health
About the product

FS-ONE MAX is a intumescent firestop sealant that is designed for effectively sealing most common through penetrations in a variety of base materials.
FS-ONE MAX Firestop Sealant / CFS-FIL Firestop Filler Mastic with product codes: 2101531, 22101532, 2101533, 2101534, 2101535, 2101536, 2052899, 2245696.
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