Rytons A1 Fire-rated 90° Ducting Kit 220mm x 90mm with Double Air Brick Grille
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Rytons A1 Fire-rated 90° Ducting Kit 220 x 90 mm with double air brick grilles.
- Suitable for use in high-rise buildings with a storey 18 m or more above ground level to Regulation 7(2) and Building Regulations Approved Document B.
- Suitable for use in buildings with a storey 11m or more above ground level to Building (Scotland) technical handbook 2019: domestic and non-domestic, 2.7.
Rytons A1 Fire-rated 90° Ducting Kit 220 x 90 mm with double air brick grilles.
Features and benefits:
- Available in a variety of designs, and an extensive choice of fire-rated RAL colour powder coatings to maintain the external appearance.
- Custom sizing and bespoke design service available.
- Product considered fire class A1 without testing.
- Includes fitted plastic ducting connector (RD6C) 74mm D. Note: Rytons recommend adding an extra 100mm in length to the measurement from the outer leaf to the inner leaf.
Application:
- Suitable for use in high-rise buildings with a storey 18 m or more above ground level to Regulation 7(2) and Building Regulations Approved Document B.
- Suitable for use in buildings with a storey 11m or more above ground level to Building (Scotland) technical handbook 2019: domestic and non-domestic, 2.7.
| Features | Fire-rated to BS EN 13501-1:2018; duct compatible with HVAC and extract ducting |
| Finish | Powder-coated in matt, semi-gloss or gloss finish to achieve A2-s1, d0 |
| Material | 0.9 mm galvanized steel |
| Shape | Compatible with rectangular HVAC and extract ducting 220 x 90 mm |
| Size | Custom sizing and bespoke design service available |
| Uniclass 2015 |
| Product Reference | Rytons A1 Fire-rated 90° Ducting Kit 220mm x 90mm with Double Return Grille FlangedRytons A1 Fire-rated 90° Ducting Kit 220mm x 90mm with Double Square Holed Grille FlangedRytons A1 Fire-rated 90° Ducting Kit 220mm x 90mm with Double FlowRyt® Grille Flanged |
| Dimensions | - |
| Length | Specified by customer, to include fitted RD5C plastic ducting connector 74 mm D – manufacturers' recommendation is for an additional 100 mm tolerance to the measurement from the outer leaf to the inner leaf. |
| Width | 204 mmTo 90° ducting and adapter. |
| Depth | 90 mmTo 90° ducting and adapter. |
| Offset | Specified by customer; custom offset from underside of duct to face of air brick grille. |
| Grille requirements | - |
| Size | Custom sizing and bespoke design service available. |
| Colour and finish | Choice of fire-rated RAL colour powder coatings to maintain external appearance, in order to achieve A2-s1, d0. Spot-welded. Ever build intumescent fire protection and acoustic sealant used on all gaps. |
| Free Area | 17280 mm²Free area to return grille double air brick flanged. 18,064 mm²Free area to square holed double air brick flanged. 18000 mm²Free area to FlowRyt® double air brick flanged. |
| Performance | - |
| Standard | Class 1 without testingTo European Commission paper 96/603/EC referred to in BS EN 13501-1:2018. |
| Integral accessories | 15 mm flange and corner screw holesTo all flanged products, including Double Return Grille Flanged, Double Square Holed Grille Flanged. |
| Standard product features | Colour: Custom RAL colour grille. Features: Fire-rated to BS EN 13501-1:2018; duct compatible with HVAC and extract ducting. Finish: Powder-coated in matt, semi-gloss or gloss finish to achieve A2-s1, d0. Material: 0.9 mm galvanized steel. Shape: Compatible with rectangular HVAC and extract ducting 220 x 90 mm. Size: Custom sizing and bespoke design service available. Country of origin: United Kingdom. Country of manufacture: United Kingdom. |
- Regulation 7(2) and Building Regulations Approved Document B. - Suitable for use in high-rise buildings with a storey 18 m or more above ground (England) or 11 m in Scotland (Technical Handbook 2019: Domestic and Non-domestic, 2.7).
- Fire classification of construction products and building elements. - Class A1- Material not compromised at a temperature of 800°C, as required by the Building Regulations Approved Document B for ductwork spanning the cavity. : To European Commission paper 96/603/EC referred to in BS EN 13501-1:2018.
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