Product Facts
- Product Name
- Selleys Fireblock AC - Fire Rated Acrylic Sealant 600mL
- Availability
- In Stock
- Condition
- New
- Category
- Home & Garden > Sealants & Caulking
- Seller
- Selleys
Selleys Fireblock AC - Fire Rated Acrylic Sealant 600mL
Selleys Fireblock AC is a low toxic, single-component acrylic fire rated sealant featuring UV Tracer technology developed for internal perimeter and penetration seals in fire-rated construction up to 240 minutes in accordance with AS1530.4-2014. Features fire rating up to 240 minutes, acoustic rating greater than 60 dB (Rw > 60), UV tracer for product verification, and is low VOC, solvent-free, isocyanate-free, and carcinogen-free. Suitable for non-trafficable control joints in concrete, masonry, brick, and plasterboard constructions.
Product Data (OpenAI Spec)
View Full JSON Spec ↗Specifications
| Colour | Light grey |
|---|---|
| Fire Rating | Up to 240 mins per AS1530.4-2014 |
| Limitations | Not for trafficable joints. Joint must be within specified width/depth ratios to perform correctly. |
| Product Base | Single-component acrylic sealant with UV tracer technology |
| Acoustic Rating | > 60 Rw |
| Directions for Use | 1. Prepare joint: ensure surfaces are clean, sound. 2. Fit backing rod for joints wider than 20 mm, maintain minimum joint depth (10mm or half width for wider joints). 3. Cut nozzle, extrude sealant ensuring all substrate sides are wetted with sealant. 4. Allow the sealant to form a thick skin before painting. Use flexible paint; allow full cure before applying flat/ceiling paint to avoid cracking. |
| Important Information | Used for internal perimeter/penetration seals, non-trafficable control joints in concrete, masonry, brick, and plasterboard constructions. Requires backing rod in wider joints; joint width should be between 10-40 mm for rated performance. NOTE: Prior to application of fire rated products, consult with the project fire certifier or engineer to ensure compliance with certification requirements. |
Product Intelligence
Selleys Fireblock AC - Fire Rated Acrylic Sealant 600mL
Product Overview
Selleys Fireblock AC is a fire-rated acrylic sealant manufactured and supplied by Selleys, available in 600mL sausage packaging. This product is specifically formulated for use in fire-rated construction applications where both fire resistance and acoustic performance are required.
Product Classification
The product is classified with the following recommended use designation:
- Recommended Use: Fire Rated Sealant
Fireblock AC is engineered to meet stringent fire safety standards and has been tested in accordance with AS1530.4 – 2014. Full test reports and assessments are available upon request from the manufacturer.
Acoustic Compliance
Beyond its fire-rated properties, Fireblock AC offers acoustic performance capabilities. Acoustic opinions regarding the product's sound insulation properties are available on request, making it suitable for applications requiring both fire resistance and noise control.
Coverage Specifications
The following table provides lineal coverage estimates for Fireblock AC based on joint dimensions:
| Joint Width (mm) | Joint Depth (mm) | Litre per Lineal Meter | Meters of Coverage |
|---|---|---|---|
| 6 | 6 | 0.036 | 16.7 |
| 8 | 8 | 0.064 | 9.4 |
| 10 | 10 | 0.100 | 6 |
| 12 | 12 | 0.140 | 4.2 |
| 14 | 7 | 0.098 | 6.3 |
| 16 | 8 | 0.128 | 4.7 |
| 18 | 9 | 0.162 | 3.7 |
| 20 | 10 | 0.200 | 3 |
| 22 | 11 | 0.242 | 2.5 |
| 24 | 12 | 0.288 | 2.1 |
| 26 | 13 | 0.338 | 1.8 |
| 28 | 14 | 0.392 | 1.5 |
| 30 | 15 | 0.450 | 1.3 |
| 40 | 20 | 0.800 | 0.8 |
Storage and Shelf Life
- Storage Temperature: Store below 28°C. Should not be stored below 0°C
- Shelf Life: 24 months from date of manufacture
Hazard Classification
Fireblock AC is classified as hazardous according to the criteria of Safe Work Australia GHS 7 with the following designation:
- Hazard Classification: Sensitisation - Skin - Category 1
- Hazard Statement: H317 - May cause an allergic skin reaction
- Signal Word: Warning
Safety Precautions
Prevention Precautionary Statements:
- P102: Keep out of reach of children
- P103: Read carefully and follow all instructions
- P261: Avoid breathing dust, fume, gas, mist, vapours or spray
- P272: Contaminated work clothing should not be allowed out of the workplace
- P280: Wear protective gloves/protective clothing including eye/face protection
Response Precautionary Statements:
- P101: If medical advice is needed, have product container or label at hand
- P302+P352: IF ON SKIN: Wash with plenty of water and soap
- P333+P313: If skin irritation or rash occurs: Get medical advice/attention
- P362+P364: Take off contaminated clothing and wash it before reuse
Dangerous Goods Classification
Fireblock AC is not classified as Dangerous Goods by the criteria of the "Australian Code for the Transport of Dangerous Goods by Road & Rail" and the "New Zealand NZS5433: Transport of Dangerous Goods on Land."
Chemical Composition
The product contains the following chemical entities:
| Chemical Entity | CAS Number | Proportion |
|---|---|---|
| 1,2-Benzisothiazol-3(2H)-one (BIT) | 2634-33-5 | <0.05% (w/w) |
| 2-Methyl-2H-isothiazol-3-one (MIT) | 2682-20-4 | <0.05% (w/w) |
| Balance | — | Ingredients determined to be non-hazardous or below reporting limits |
First Aid Information
In case of poisoning, contact a doctor or Poisons Information Centre:
- Australia: 131 126
- New Zealand: 0800 764 766
Personal protective equipment for first aiders includes safety shoes, overalls, gloves, and safety glasses. Nitrile rubber gloves are recommended for intermittent contact.
Fire Fighting Measures
Suitable Extinguishing Media: Water fog (or if unavailable, fine water spray), alcohol resistant foam, standard foam, or dry agent (carbon dioxide, dry chemical powder)
Specific Hazards: Non-combustible material
Fire Fighting Further Advice: Not combustible; however, following evaporation of aqueous component, residual material can burn if ignited.
Safety Data Sheet
Comprehensive warnings, first aid information, and shipping details are available on the product Safety Data Sheet, which can be accessed through the Selleys website at www.selleys.com.
References
- [1] fireblock-ac-v1-3-tds-17-7-25.pdf
- [3] FIREBLOCK_AC-AUS_GHS.pdf