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Astro Fire mastic is a an acrylic intumescent mastic sealnt designed to prevent the spread of fire and smoke through joints and openings in fire rated walls and floors (including openings formed around building service penetrations). This fire rated instuscent sealant also helps maintain the acoustic design performance of fire-rated walls and systems
The Astro PFP FR Acrylic can be used with a suitable filling material i.e. stone wool or Astro PFP FR backing material in order to secure correct width to depth ratio, and to reduce the
shrinking of the sealant during curing. Minimum depth and maximum width of the joints are included in the installation instructions.
Key Features:
- Intumescent Technology: The sealant expands when exposed to heat, creating an effective barrier against fire and smoke. Under fire exposure, The Astro PFP FR Acrylic creates a robust fire seal by the formation of a durable intumescent char.
- Certified and Reliable: Fully certified to meet BS standards, ensuring high performance and reliability in fire protection. The fire mastic is CE and UKCA approved.
- Versatile Use: Ideal for sealing joints, gaps, and penetrations in fire-rated walls and partitions. Suitable for use around cables, pipes, and ducts.
- Easy Application: A one-part, ready-to-use acrylic sealant that offers excellent adhesion to a wide range of substrates, including wood, metal, and masonry. When subjected to atmospheric conditions, this fire rated intumescent sealant cures however, it will retain a degree of elasticity for joint movement.
| Product Type | Fire rated intumescent sealant |
| Brand | Astroflame |
| Colour | White |
| Thermal Conductivity | 0.845 W/mK |
| Service temperature | -20 to +70°C |
| Installation Temperature | +5 to +30°C |
|
Limitations |
Should not be used in permanently damp areas or in joints with high movement |
| Fire Classification | B - S1, d0 |
| Certification | CE-marked - Sealant for fire rated joints and penetrations class EI 240 |
Cancellations, Returns And Refunds:
- You are free to cancel your order before we send you an order confirmation email with an estimated delivery date, and get a full refund
- Once the order is confirmed and an estimated delivery date is issued via email, Orders cannot be cancelled.
- Incorrectly ordered doods can be returned within 25 days of delivery at our discretion. The customer is responsible for ensuring the goods are returned back to the address provided, in good condition where they will be inspected prior to processing any refunds. Restocking fee may be applied
- For incorrect, damaged or faulty products, please contact us immediately after you receive delivery and we will assist accordingly.
Product Features
- Designed to prevent the spread of fire and smoke through joints and openings in fire rated walls and floors
- Available in 310ml easy to use catridge
- Under fire exposure, The Astro PFP FR Acrylic creates a robust fire seal by the formation of a durable intumescent char.
- Intumescent acrylic sealant is guitable for most surfaces, including concrete, masonry, steel, gypsum, glass, plastics and most non-porous surfaces
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