Rytons A1® Fire-rated Return Grilles 175 x 175 mm with Spigots
Verified by manufacturer 20 days ago
Rytons A1® Fire-rated Return Grille 175mm x 175mm with 122mm Dia. Spigot
Rytons A1® Fire-rated Return Grille 175mm x 175mm with 122mm Dia. Spigot
A1 fire-rated, non-combustible, metal grille with a 100, 125 or 150 mm diameter spigot for attachment to ducting.
Application
Suitable for:
- The external walls of high-rise relevant buildings over 18 m high (11 m high in Scotland).
- The external walls of relevant buildings 11 m+ in height or more than five storeys, undergoing unsafe cladding remediation work (Building Safety Act 2022).
- The external walls of higher-risk buildings at least 18 m high or with at least seven storeys (Building Safety Act 2022).
- The external surfaces of residential purpose group buildings more than 11m high.
- The external surfaces of residential purpose group buildings 11 m high or less where an external wall is within 1 m of the relevant boundary.
- All other residential and non-residential buildings.
Description
A1 fire-rated, non-combustible, metal grille with a 100, 125 or 150 mm diameter spigot for attachment to ducting.
Features and benefits:
- A 175 x 175 mm metal louvre grille with a choice of 100, 125 or 150 mm diameter spigots.
- Manufactured from A1 classified galvanized steel.
- Integral flange covers damage caused by core drilling to maintain a neat appearance in brickwork or cladding.
- 25 mm deep spigot provides a positive attachment for ducting.
- Supplied custom powder coated to Class A2-s1, d0. Choose from the RAL Classic colour chart in matt, semi-gloss or gloss finishes to match cladding or brickwork. Signature architectural finishes are also available.
- Built-in weather protection. Drainage holes provide discreet water outlets, and louvres promote runoff, reducing the risk of water transfer into the cavity or ducting.
- Made in Britain.
General information
Color | Other |
Finish | Powder-coated |
Material | Steel |
Shape | Square |
Length | 8 mm Guidance for specification option: Depth |
Width | 175 mm |
Height | 175 mm |
Uniclass | |
CAWS | U90/510 External exhaust grilles U90/320 External air intake grilles |
Specification data - Air grilles
Application | Extract.Supply. |
Duty | |
Size | 8 x 175 x 175 mm. |
Shape | Square. |
Grille type | External grille with spigot. |
Position | Wall. |
Material | Galvanized steel. |
Finish | Powder coated.Guidance for specification option: Supplied custom powder coated to Class A2-s1, d0. Choose from the RAL Classic colour chart in matt, semi-gloss or gloss finishes to match cladding or brickwork. Signature architectural finishes are also available. Consult manufacturer for details and insert requirements. |
Reaction to fire | Class A1 fire-rated 0.9 mm galvanized steel. Class A2-s1, d0 fire-rated RAL colour powder coating. |
Spigot outlet type | 122 mm diameter x 25 mm depth. |
Free area | 16 640 mm² (over 90% of the free area of its associated ducting). |
Sustainability data
Contains Red List materials | No |
Country of product manufacture | United Kingdom |
Material | Steel |
Recyclability | Recyclable |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 0 % |
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