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Our Firestopping Products

Large Cavity Barriers

Nullifire Fire Curtains are ideal for large voids in buildings above ceilings and can provide  30 minute to 2 hours fire protection to openings with up to 10 m drops.

Our large cavity barriers range includes:

  • FB805

    Fire Curtain

    Fire Rating: 30 Minutes
    A lightweight, flexible fire curtain which provides a barrier to smoke and flames.
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    Linear Movement and Building Gap Seals

    Nullifire solutions for linear movement and building gap seals include a range of fire-rated polyurethane foams, compressible fibre strips as well as acrylic and silicone sealants, to offer complete systems and aid installation.

    Our linear movement and building gap seals range includes:

    • FS701

      Water-Based Intumescent Acrylic Sealant

      Fire Rating: 240 Minutes
      FS701 is a one-part fire resistant joint sealant.
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      • FS703

        Neutral Cure, Fire Rated Silicone

        Fire Rating: 240 Minutes
        FS703 Silicone Sealant is a single-part alkoxy-based fire resistant, elastomeric, neutral cure silicone sealant. Provides up to 5 hours fire protection at internal and external building gaps and movement joints.
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        • FF197

          Gun Grade Fire Rated PU Foam

          Fire Rating: 240 Minutes
          FF197 is a modified, single component, fire rated polyurethane foam.
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          • FO142

            Refractory Adhesive

            Fire Rating: 240 Minutes
            FO142 is a single component silicate-based refractory adhesive in the form of ready-to-use paste for gluing materials used in the fire-resistant range.
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            • FO143

              Silicate-based Refractory Glue

              Fire Rating: 240 Minutes
              FO143 is a one-pack silicate-based cartridge refractory glue in the form of a ready-to-use paste for gluing materials used in the fire-resistant range.
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              • FJ203

                Firestopping Backer Rod

                Fire Rating: 240 Minutes
                FJ203 is a firestopping backer rod made of rock wool sheathed with flexible glass wires.
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                Pipe and Cable Penetration Closing

                Closing Including mineral fibre boards, pipe collars, seal bags, intumescent mastic and electrical socket putty pads, the comprehensive range of products for pipe and penetration closing is ideal for reinstating the compartmentation of walls or ceilings when penetrated by building services.

                Our pipe and cable penetration closing range includes:

                • FO100

                  Putty Pads

                  Fire Rating: 120 Minutes
                  FO100 is a non-setting, intumescent, silicone based putty pad for sealing around plastic and metallic electrical backing boxes.
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                  • FP150

                    Intumescent Pipe Collars

                    Fire Rating: 240 Minutes
                    FP150 Pipe Collars consist a of galvanised steel shell lined with intumescent material.
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                    • FP300

                      Intumescent Pipe Wrap

                      Fire Rating: 240 Minutes
                      FP300 is a simple to use self-adhesive intumescent pipe wrap used for sealing plastic and composite pipe penetrations.
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                      • FS705

                        Intumescent Sealant

                        Fire Rating: 120 Minutes
                        FS705 is a graphite based product which when exposed to fire expands protecting penetrations including cables, cable bunches, cable trays, plastic and metallic pipes. FS705 maintains the integrity and insulation performance of the seal through masonry and plasterboard.
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                        Specialist Sealants and Movement Gap Seals

                        For a dynamic seal at positions where a degree of building movement is expected or a linear expansion joint seal, the Nullifire range offers products which are designed to accommodate a specific degree of movement.

                        Our specialist sealants and movement gap seals range includes:

                        • FJ200

                          Flexible Intumescent Gap Seal

                          Fire Rating: 120 Minutes
                          FJ200 is elastomeric foam laminated with a graphite based intumescent compound on both sides.
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                          • FS700

                            Dynamic Acrylic Sealer

                            Fire Rating: 180 Minutes
                            FS700 is a waterborne, single pack acrylic based sealer used to form linear gap seals where gaps are present in floor and wall constructions.
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                            Wall and Floor Penetration Sealing

                            The Nullifire range of products including mineral fibre boards and structural compounds for load-bearing and non-load barrier penetration sealing includes systems for fire sealing multiple-service openings and gaps in walls and load bearing floors, which reinstate the integrity of compartment.

                            Our wall and floor penetration sealing range includes:

                            • FB747-50

                              Coated Batt

                              Fire Rating: 240 Minutes
                              FB747-50 is a lightweight 4 hour fire barrier comprising of a mineral fibre board coated with an elastomeric, ablative water based sealant.
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                              • B220

                                Firestopping Compound

                                Fire Rating: 240 Minutes
                                B220 Firestopping Compound is a single part gypsum-based compound providing up to 4 hours fire resistance.
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