Key Points:
- Tested to BS 476: Part 22 1987 | 60 min. Rated
- For use in solid timber fire doors & solid block walls.
- Suitable for mounting up to 1,000mm (1m) from floor level. Top edge of Grille should be no higher than 1,000mm (1m).
- Buy some Matching cover plates that are sold separately (Louvered Steel Air Transfer Plate or click the related cover plate product seen at the bottom of this page)
Description:
A durable ventilation grille which is easily mounted in solid timber fire doors & solid block walls, and provides up to 1 hour fire protection. The Fire Grille comprised of a intumescent core within a galvanized steel frame with vermin proof 6mm steel mesh fitted to both faces. Suitable for fitting up to 1,000mm (1m) from floor level. The top of the grille should not be higher than 1000mm from the floor. The design allows a free area of 80% approximately. See our Free Area table in our product data sheet for guidance.
All square and rectangular grilles are available to suit 30 minute or 60 minute on previously fire rated applications. Please note these fire grilles are tested with a Louvered Steel Air Transfer Plate either side. Free area table seen in the Product Data Sheet PDF file is for the Fire Grille only at approx. 80%. If you require the free area for the grille and face plate either side please contact us.
Maximum single grille size is 600 x 600 mm. Line the aperture with Fire & Acoustic Rated Intumescent Mastic - CE Marked and mechanically fix the Grille in place with steel screws in each corner and at 150mm centres both sides.
Specification:
- Grille Depth is 42mm.
- Grille Width x Height as per last 6 digits of product code
- eg AFFG250100 means Width 250mm x Height 100mm
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: +(0)1329 841416 or email sales@stormflame.com
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 ASFP TGD 17 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:
How do I install a fire grille (Intumescent Air Transfer Fire Grille)
- The Intumescent Air Transfer Fire Grille is tested with a Steel face Plate (Steel Air Transfer Face Plates) either side.
- Suitable for fitting up to 1,000mm (1m) from floor level. The top of the grille should not be higher than 1000mm from the floor.
- For block work installation, block work should be a minimum of 75mm thick and with a suitable lintel above the grille so that the grille is non load bearing.
- Door work installation should be a minimum of 44mm thick.
- The doorset must have been shown capable, by test or assessment, of accepting an aperture of the dimensions required by the proposed Intumescent Air Transfer Fire Grille without detriment to its fire resistance performance. When determining acceptable aperture cut out dimensions, it is permissible to utilise aperture dimensions approved for glazed vision panels that have not been used.
For further information on installation requirements please refer to the door manufacturer data and wall specification data to ensure the compatibility of this product, if in doubt please contact the technical team on: Tel: +(0)1329 841416 or email sales@stormflame.com
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