Fire Stop Products | Astro Clad Ventilated Fire Barriers | Astro Clad - AFFRCLADNVFB (NVFB)

>Trade Name: Astro Clad - AFFRCLADNVFB (NVFB)

Non-Ventilated Fire Barriers

Email to a Friend Share this product page from Astroflame on Facebook Share this product page from Astroflame on Twitter Share this product page from Astroflame on Google+ Share this product page from Astroflame on LinkedIn Share this product page from Astroflame on Pinterest

View All Fire Stopping Products Download The Fire Stopping Brochure

Astro Clad - AFFRCLAD6060 (VFB 60/60)
full size product image from Astroflame


> Quick Overview

Astro Clad Ventilated Fire Barrier ‘Open State’ Cavity Barriers are designed to prevent fire spread and provide compartmentalisation in the external façade. It is essential that the correct fire barriers are specified and installed, therefore to place your Cavity Barrier order please fill in and email us the following interactive PDF form:


Order form for the Astro Clad Astroflame product Cavity Barrier Form


Telephone Astroflame 01329 844 500

Email Astroflame

PDF Data Sheets Download PDF Data Sheets

Sign Up for Updates & Offers

Once we have received your Cavity Barrier form we will contact you to confirm all details for approval (Monday-Friday).

> Product Description

Astroflame’s Astro Clad - AFFRCLADNVFB (NVFB) Non-Ventilated Fire Barriers, are manufactured from stone mineral wool with an A1 Reaction to Fire Rating and are designed to maintain fire resisting performance to external wall cavities.

The Astro Clad - AFFRCLADNVFB (NVFB) is capable of providing effective fire resistance, for integrity (E) and insulation (I) for up to 120 minutes (EI120) depending upon the orientation of the NVFB and the construction of the external walls.

Astroflame’s Astro Clad - AFFRCLADNVFB (NVFB) is supplied cut to size to suit the cavity width or can be supplied in full slabs. It is supplied as plain stone mineral wool as standard and can also be supplied with foil encapsulation or with an integral DPC.

The Astro Clad - AFFRCLADNVFB (NVFB) is designed for use within cavities up to 600mm wide and only requires 5mm of compression when fitting.

> Product Availability

100mm deep (+5mm for compression fit) x 1000mm with width to suit cavity. Non-standard 82mm depth available upon request.

Product Code Product Description Size
AFFRCLADNVFB Astro Clad - AFFRCLADNVFB (NVFB) 100mm deep (+5mm for compression fit) x 1000mm with width to suit cavity.

> To Order & Specify

Please contact us and quote the following information - Quantity / Product Description / Product Code / Size
Typical example:- 10 / Astro Clad - AFFRCLADNVFB (NVFB) / AFFRCLADNVFB / 100mm deep (+5mm for compression fit) x 1000mm with width to suit cavity.

>> Tel: 01329 844 500 or >> Email:

> Installation

We have technical representatives who provide assistance in the selection and specification of the products on this site and should be consulted for exact installation and product suitability. Ensure an early engagement with ourselves, designers, main contractor and specialist installers before any installation. Other trades and/or manufacturers may need to be consulted. For in-depth information, specification and technical advice please call our Head Office on tel 01329 844 500 or email

> Maintenance

All interested parties, designer, specifier, main contractor and specialist installers should provide access to allow the fire stopping seals to be regularly inspected and maintained, as well as records kept of such maintenance at minimum periods of 12 months, as required by the Regulatory Reform Order, and repaired if necessary. Reference should be made to the relevant Code of Practice for the Installation and Inspection of Fire Stopping.

> Competency

It is vital that those entrusted to design or install a fire stopping product have the necessary levels of competence to undertake the task professionally and thoroughly. The level of competency required will be commensurate with the expected complexity of the building. All designers must eliminate, reduce or control foreseeable risks that may arise during installation, construction or maintenance when preparing or modifying designs. Clients should ensure that the principal designer and principal contractor carry out their duties under CDM regulations. The ASFP foundation course in passive fire protection provides essential knowledge as part of demonstrating competency and understanding in this key fire protection specialism.

> Additional Notes

This product can only be supplied once the cladding enquiry form has been completed and approved by the manufacturer: Click the following link to download the: Cavity Barrier Form.

> Health and Safety

The product does not present any known health hazards during or after installation. Normal good industrial and personal hygiene practices should be observed. For further information on health and safety requirements please contact the technical team on: tel 01329 844 500 or email

> Data Sheet Downloads

Download and review the following available data sheets for this product.

Key Information:
  • PDS's are Product Data Sheets
  • SDS's are Safety Data Sheets
  • TDS's are Technical Data Sheets
  • INT's are Install Data Sheets
  • VID's are Video Files
  • DoP's are Declaration of Performance
  • CoC's are Certificate of Constancy of Performance
  • ETA's are European Technical Assessment Sheet
  • UL Documentation are UL - EU Certificate

> Delivery/Returns

For in-stock items orders received before 2pm (Monday-Friday) are generally dispatched for delivery on the following working day (Monday-Friday). All dates quoted for despatch are estimates only and are not guaranteed. We will endeavour to meet these dates but shall have no liability for any delay in despatch or delivery or any damage or loss occasioned thereby. We may deliver products pursuant to any order by instalments. If we are unable to deliver the goods for any reason,you will be contacted and you will not be obliged to pay for the goods which have not been delivered, you also have the option to cancel the goods that have been delivered, however we shall not be liable for any loss of income or profit which may have been caused by the delay or non delivery of goods.

For information about our returns policy please click here.

> Ask a Question

If you've got a question about this product or need some technical help get in touch with the Astroflame sales or technical team to discuss your requirements today. We are open Monday to Friday 8:00am to 5:30pm. You can always contact us on the following:

T: 01329 844 500


Web Page Last Modified: 12th February 2024

Data Sheets Downloads

or click "x" to close this box.