Elta Clearflow CF Roof Mounted Fan
Elta Clearflow CF Roof Mounted Fan - 315mm / AC 4 Pole Single Phase is backordered and will ship as soon as it is back in stock.
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Delivery Options
Delivery Options
At BuyVentilation, we're committed to meeting your needs with flexible and reliable delivery options. Whether you're in a rush or planning ahead, we have the right service to ensure your ventilation products arrive when you need them. Each option is colour-coded for easy selection:
Rapid Delivery
- Colour: Bright Green
- Delivery Time: 1-3 Days
- Details: Opt for our quickest delivery if you need your products urgently. It's ideal for those times when every minute counts.
Express Delivery
- Colour: Teal
- Delivery Time: 2-4 Days
- Details: A great balance between speed and cost, this option ensures your items arrive promptly without breaking the bank.
Standard Delivery
- Colour: Amber
- Delivery Time: 3-7 Days
- Details: Choose our Standard Delivery for a cost-effective solution that doesn’t compromise on reliability. Perfect for regular orders where timing is flexible.
Extended Delivery
- Colour: Purple
- Delivery Time: 4-10 Days
- Details: When you're planning ahead and cost is a key consideration, our Extended Delivery offers the lowest prices over a broader time frame.
Each delivery option is designed to provide you with choices that suit your schedule and budget, ensuring you get your products exactly when you need them.
Delivery Pricing
Delivery charges vary depending on the size and requirements of the items you purchase. Below are the different rates:
- Parcel Delivery: £9.99. This option is suitable for small, non-bulky items that fit within standard parcel dimensions.
- Single Pallet Delivery: £29.99. Required for larger items that need to be shipped securely on a pallet.
- Double Pallet Delivery: £99.99. Used for the largest and heaviest items that require additional support and space provided by two pallets.
Your delivery cost will be worked out based on the products in your order.
Our Mission
Our Mission
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Every product in our diverse lineup is chosen to meet the nuanced demands of both residential and commercial spaces, ensuring durability, efficacy, and top-tier performance. We pride ourselves on providing rapid, reliable, and flexible delivery options across the UK, aiming to exceed your expectations at every turn.
Choose BuyVentilation for unparalleled quality and reliability. Our mission is to empower you with the best ventilation solutions, ensuring satisfaction with every purchase and every interaction you have with us. Trust us to help you breathe easier, knowing that we're here to support every step of your journey towards better air quality.
Description
Description
Clearflow CF Roof Mounted Discharge Centrifugal Fan
The Clearflow CF is a vertical discharge centrifugal roof fan designed for commercial plus industrial extract where you want odours and discharge air projected away from occupied areas. It combines an all metal weather resistant casing with an advanced backward curved impeller to deliver strong performance with minimal installation fuss.
Select models are available for next day delivery.
Why Clearflow CF is specified
- Vertical discharge: helps throw exhaust air upwards to reduce nuisance odours at roof level
- Simple roof installation: can be mounted on flat roofs plus pitched roofs up to a 30° angle
- Space saving: roof mounting keeps plant out of internal areas where space is limited
- Efficient centrifugal impeller: backward curved design with profiled blades to reduce losses and improve efficiency at the duty point
- Weather focused details: wind guard fitted as standard to help reduce noise plus limit draughts entering the duct
- Wildlife protection: bird guard fitted as standard
Range overview
- Sizes: 5 standard sizes from 315mm to 500mm
- Air volume flow: up to 2.66 m³/s depending on model
- Static pressure: up to 618 Pa depending on model
- Motor type: AC external rotor motor
- Warranty: 12 months
Build quality and components
- Casing: robust all metal construction manufactured from pre galvanised sheet steel for long life on exposed roof locations
- Impeller: free running impeller with 7 backward curved fluted blades made from high performance composite material for high efficiency plus lower acoustic power
- Maintenance access: wind guard is easily removable to support cleaning and periodic inspection
Installation notes that matter on site
- Duct connection: the spigot sits on the underside of the unit so it can connect directly to the main duct run
- Mounting angle: suitable for roof pitches up to 30° when installed correctly
- Servicing: plan access for future cleaning and annual inspection
Speed control and setup
Where variable airflow is required, Clearflow CF can be paired with transformer voltage controllers to provide five speed step control. Reducing fan speed can lower energy use and also reduce the cost of conditioning replacement air.
Typical applications
- Commercial kitchens and catering
- Hospitals and healthcare buildings
- Bakeries
- Industrial plus commercial extract systems
Selection tip: choose the fan size to match your roof curb and duct diameter then confirm the duty point using the performance data for airflow and static pressure. If the project involves higher temperatures or unusual conditions, confirm limits using the installation guidance and the technical data sheet before final specification.

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Product Data, Performance & Dimension Sheet |
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Installation, Maintenance & User Guide Roof mounting guidance, wiring references, start up checks plus the recommended maintenance routine for Clearflow CF. Includes key notes on roof pitch limits, isolation requirements plus annual inspection steps. Click here to download the installation, maintenance and user guide. Click here to download the full installation, maintenance and user guide. |
Looking to specify or purchase? Explore our full range of heat recovery ventilation units or contact Buy Ventilation for expert guidance on selecting the right system for your project.
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