FIRE PROTECTION DIRECT
Nullifire Fire Protection Products
Shop Nullifire passive fire protection products including Intubatt, Intumastic, graphite sealants, Intustrap, Intucollar and Intucompound fire stopping systems.
Nullifire provides tested passive fire protection systems for service penetrations, joints and openings through fire-resisting walls and floors. Product selection depends on the supporting construction, service type, dimensions and the applicable tested detail.
FIRE PROTECTION DIRECT
Need Help Choosing a Nullifire Fire Stopping System?
Nullifire products are tested in specific combinations of construction, service, opening and fire stopping component. Speak to our team if you need help identifying the appropriate products before ordering, and always confirm the applicable Nullifire tested detail.
EXPLORE THE NULLIFIRE RANGE
Shop Nullifire Fire Protection Products
Browse Nullifire fire stopping products, load more without leaving the page or switch manufacturers to explore other ranges. Select any product to view specifications, sizes, pricing and ordering options.
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Nullifire FB750 Intubatt Ablative Coated Fire Batt – 50mm
£26.70 inc VAT VIEW PRODUCT -

Nullifire FP170 Intucollar Intumescent Pipe Collar
From £12.26 VIEW PRODUCT This product has multiple variants. The options may be chosen on the product page -

Nullifire FP302 Intustrap Continuous Intumescent Wrap – 25m
£234.61 inc VAT VIEW PRODUCT -

Nullifire FR230 Intucompound Fire Mortar – 20kg
£27.86 inc VAT VIEW PRODUCT -

Nullifire FS702 Intumastic Fire-Resistant Acrylic Sealant 310ml
From £2.52 VIEW PRODUCT This product has multiple variants. The options may be chosen on the product page -

Nullifire FS709 HP Graphite Intumescent Sealant 310ml
From £8.25 VIEW PRODUCT This product has multiple variants. The options may be chosen on the product page -

Nullifire FS712 Intucoat Brush Ablative Coating
£46.48 inc VAT VIEW PRODUCT -

Nullifire FS719 HP Blue CPVC Fire Sealant 310ml – Box of 25
From £8.38 VIEW PRODUCT This product has multiple variants. The options may be chosen on the product page
PASSIVE FIRE PROTECTION
Nullifire Fire Stopping Systems for Service Penetrations
Nullifire is a specialist passive fire protection brand within Tremco CPG UK. Its fire stopping range provides tested systems for service penetrations, joints and openings through compartment walls and floors, using products such as coated fire batts, acrylic and graphite sealants, pipe closure devices, fire stopping compounds and associated system components. The manufacturer also supplies structural steel fire protection systems, while the products shown on this page reflect the Nullifire fire stopping products currently available through Fire Protection Direct.
The correct system depends on the supporting construction, service type and dimensions, opening dimensions, insulation where relevant, required fire performance and the exact tested configuration. Products may need to be combined with specific closer devices or system components, so selection should always follow current Nullifire technical documentation rather than treating individual products as interchangeable fire stopping materials.
Selected Nullifire products incorporate Optifire or Optifire+ product-identification and traceability technologies. Examples identified by the manufacturer include FB750 Intubatt, FS702 Intumastic, FS709 HP, FS712 Intucoat Brush and FR230 Intucompound. These technologies can support product identification and traceability, but they do not replace correct specification, installation records, inspection or verification against the applicable tested system.
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Looking beyond the Nullifire range? Browse our wider selection of specialist products for fire stopping, compartmentation and installation.
APPLICATION GUIDANCE
Find Nullifire Fire Stopping Products by Application
Nullifire fire stopping products are selected as parts of tested systems. The supporting construction, penetrating service, service dimensions, insulation, opening and required performance all influence which product combination and tested detail are appropriate.
The table summarises common applications and Nullifire product families that may be relevant. FB750 Intubatt, for example, may require different sealants or closer devices depending on the service passing through the penetration.
Always verify the relevant Nullifire tested detail, Declaration of Performance, technical data and installation instructions before installation.
The table is general guidance and is not a project specification.
| Application | Typical requirement | Relevant Nullifire products |
|---|---|---|
| Large or mixed service openings in compartment walls and floors | A tested batt penetration-seal system matched to the construction, opening size and penetrating services. | FB750 Intubatt with FS702 Intumastic and appropriate Nullifire closer devices where required by the tested detail |
| Linear joints and selected service penetrations | A tested acrylic seal with the specified joint geometry, seal depth, backing and supporting construction. | FS702 Intumastic Fire Resistant Acrylic |
| Combustible pipes and complex combustible services | A graphite intumescent system selected according to service material, diameter, substrate and tested configuration. | FS709 HP Intumescent Sealant |
| Combustible pipes, insulated pipes and conduits requiring a wrap-type closer | A tested graphite-impregnated strap arrangement matched to the service and supporting construction. | FP302 Intustrap |
| Combustible pipe penetrations requiring a mechanically fixed closure device | A tested pipe-collar arrangement matched to pipe material, diameter, construction and fixing detail. | FP170 Intucollar |
| Large floor / wall apertures and service risers | A tested fire-mortar system installed to the specified depth and combined with appropriate closer devices where required. | FR230 Intucompound with compatible Nullifire penetration products where specified |
| CPVC pipe penetrations | Use a product specifically tested and compatible with the CPVC application and install strictly to the applicable Nullifire detail. | FS719 HP Blue for CPVC |
| FB750 joints, cut edges and coating repairs | Use the specified system coating / bonding product only in accordance with the relevant FB750 system and application instructions. | FS712 Intucoat Brush with FB750 Intubatt |
TECHNICAL RESOURCES
Nullifire Tested Details & Technical Resources
Nullifire provides technical data sheets, declarations, application instructions, technical drawings and digital selection tools to help identify appropriate tested fire stopping systems. Use the latest manufacturer information for the exact construction, service and required fire performance.
Nullifinder helps users identify relevant Nullifire tested technical-detail drawings using factors such as the construction environment, service type and seal type. It is a useful system-selection resource, but using the tool alone does not establish that a project installation complies with the applicable tested detail or project requirements.
TECHNICAL GUIDANCE
Nullifire Tested Systems and Installation Guidance
Nullifire fire stopping products form tested systems. The supporting construction, penetrating service, opening dimensions, closer device, sealant or batt arrangement, product depth, fixing method and associated components all affect whether a tested detail applies.
- Identify the exact wall or floor construction and thickness.
- Identify the service type, material, size, insulation and opening dimensions.
- Find the relevant Nullifire tested detail, using manufacturer documentation or Nullifinder where appropriate.
- Install all products, depths, fixings, joint treatments and associated closer devices exactly as required by that detail.
- If the site condition falls outside a tested configuration, obtain appropriate technical guidance rather than modifying the arrangement by assumption.
What Information Should I Provide?
For product guidance, it helps to provide the key construction, service and penetration information for the application:
- Wall or floor construction
- Construction thickness
- Opening dimensions
- Service type
- Service material
- Pipe / cable / conduit dimensions
- Insulation type and thickness where relevant
- Required fire resistance
- Existing Nullifire tested-detail reference if known
FREQUENTLY ASKED QUESTIONS
Nullifire Fire Protection FAQs
Nullifire fire stopping products are used within tested passive fire protection systems to reinstate compartmentation around service penetrations, joints and openings in fire-resisting walls and floors. The appropriate system depends on the supporting construction, service type, dimensions and applicable tested detail.
FB750 Intubatt is a coated rock mineral fibre batt used within tested systems to reinstate the fire performance of compartment walls and floors breached by service penetrations. Depending on the penetrating service, it may be used with Nullifire sealants, straps, collars or other tested closer devices.
FS702 Intumastic is a fire-resistant acrylic sealant used in tested linear-joint and penetration-seal applications and as part of FB750 Intubatt systems. FS709 HP is a graphite intumescent sealant designed to expand when exposed to fire and is used for tested service penetrations where an intumescent closing action is required. Selection must follow the applicable Nullifire tested detail.
FS719 HP Blue is a specialist intumescent sealant developed for tested CPVC pipe penetrations. Its distinctive blue colour assists identification, and it can be used in specified direct-to-substrate, FB750 Intubatt or FR230 Intucompound applications where supported by the relevant Nullifire test detail.
You can shop and order available Nullifire fire stopping products directly from this page. The product catalogue displays Nullifire products with AJAX Load More and links to individual product pages.
NULLIFIRE FIRE STOPPING PRODUCTS
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Shop our Nullifire fire stopping range online or speak to Fire Protection Direct for help identifying the appropriate products for your application.