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A high performance, standard vision intumescent air transfer grille for doors, walls and ducts. To be used where air movement/flow via fan is stopped in the event of a fire. Provides excellent airflow characteristics, which result in low sound power level and efficient operation in normal use.
- Can be used to provide up to 60 minutes resistance to fire
- Fits directly into ducts, doors or wall apertures
- Suitable for use in vertical applications
- No moving parts
- Excellent fire integrity & insulation performance
- Not prone to clogging
- No access panels required - Robust construction - No maintenance
- Fire Test Evidence: BS 476-20/22:1987, BS EN 1634-1:2014 & BS EN 1364-5:2017
To qualify for Express (1-3 day) shipping, basket value must exceed £75.00 + VAT. Orders below this amount will be available on Economy (7-10 day) shipping only.
Please note: 250 x 250mm and 300mm x 300mm sizes are Made To Order subject to a 10 working day lead time
A high performance, standard vision intumescent air transfer grille for doors, walls and ducts. To be used where air movement/flow via fan is stopped in the event of a fire. Provides excellent airflow characteristics, which result in low sound power level and efficient operation in normal use.
Available in 4 sizes:
- 150 x 150mm (MTO 7 working day lead time - MOQ 5)
- 200 x 200mm
- 250 x 250mm (MTO 10 working day lead time - MOQ 5)
- 300 x 300mm (MTO 10 working day lead time)
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Features & Benefits
- PVC slats with an intumescent core
- Suitable for use in vertical applications
- Can be used to provide up to 60 minutes resistance to fire
- Fits directly into ducts, doors or wall apertures
- No moving parts
- Excellent fire integrity & insulation performance
- Not prone to clogging
- No access panels required - Robust construction - No maintenance
- Fire Test Evidence: BS 476-20/22:1987, BS EN 1634-1:2014 & BS EN 1364-5:2017
Fire Performance
Test Evidence:
- Fire: BS 476-20 & 22:1987
- Fire: BS EN 1634-1:2014
- Fire: BS EN 1364-5:2017
- Fire: NEN 6069:2005+A1:2016
Performance:
- Can be used to provide up to 60 minutes resistance to fire
- EI rating of 120 minutes when used in conjunction with a cover grille
- Please speak to our Technical Department for details on 0113 2455450 (option 2) or send a message to [email protected]
Product Information
Thickness:
- 40mm
Finish:
- Silver
Free Area:
- Approx 60% free area
- Low sound power level +
Application:
- Suitable for doors, walls and ducts.
- Note: in applications where high levels of humidity or wetness are anticipated - please contact our Technical Department for advice on 0113 2455450 (option 2) or send a message to [email protected]
Orientation:
- Suitable for use in vertical applications
Positional requirements (Certifire):
- The upper edge of the grille shall be no higher than 3000mm from floor level
- The lower edge of the grille shall be no closer than 400mm to floor level
- Other positional requirements available, please speak to our Technical Department on 0113 2455450 (option 2) or send a message to [email protected] for further information
Material:
- PVC slats with an intumescent core
Fixing:
- Each air transfer grille is manufactured 2mm less than a nominal aperture size to provide clearance when installed in a duct or other aperture of the same nominal dimensions. E.g. a 198mm x 198mm nominal size air transfer grille will suit a 200mm x 200mm aperture
- Screwed and bedded in intumescent sealant
- Note: fitting is determined by application. Please refer to separate fitting instructions in the 'Data Sheets' tab
IMPORTANT FIRE PRODUCTS NOTICE: The information displayed on this website should be used as a guide ONLY and our Technical Department should be contacted to obtain a tailored specification and any advice necessary before you place an order for fire protection products. Fire protection products are non-returnable except in accordance with Condition 8 of the Terms and Conditions and should be applied only by an individual with the necessary expertise and experience. We will not be held liable for any resulting damage to property, human life or monetary costs incurred due to the incorrect specification you have prepared or use of fire protection products caused by your negligence, including your failure to have contacted us to obtain the relevant advice/specification.
Data sheet
- Manufacturer
- Lorient
- For Use By
- Professional Use
- For Use By
- Industrial Use
- Single, Two or Three Pack
- Single
- Suitable For Use On
- Ducts
- Suitable For Use On
- Walls
- Suitable For Use On
- Doors
- Application Method
- Hand
- Product Usage Type
- Grille
- Product Range
- Lorient
- Reaction to Fire
- Can be used to provide up to 60 minutes resistance to fire.
Questions
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IMPORTANT SHIPPING & DELIVERY INFORMATION
Lorient Intumescent Air Transfer Grilles LVV40 is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.
Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.
Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.
All delivery costs below are excluding VAT