Estimated Delivery: 2–5 Working Days
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View transport policyThe Elta Clearflow CF350 Three‑Phase AC Roof Fan – 350mm is a robust vertical‑discharge centrifugal fan designed for commercial and industrial roof ventilation. Part of the Clearflow CF range, it features a pre‑galvanised steel casing and backward‑curved impeller for efficient air extraction, projecting contaminants upward and away from buildings. Suitable for operation in demanding environments, this three‑phase model offers durability, strong airflow and reliable performance with transformer‑style speed control options available for stepped speed regulation.
Pre‑galvanised sheet steel casing for long‑lasting durability
Backward‑curved composite impeller for efficient performance
External AC rotor motor with sealed for life ball bearings
Weather‑resistant wind guard fitted as standard
Product Type: Roof Mounted Vertical Discharge Centrifugal Fan
Model: Clearflow CF350 / 4‑3AC (Three‑Phase AC)
Fan Diameter: 350 mm
Motor Type: Three‑Phase AC external rotor motor
Voltage: 380–415V / 50Hz (typical industrial three‑phase supply)
Casing Material: Pre‑galvanised sheet steel
Impeller: Backward‑curved aerofoil blades for efficient airflow
At Direct Duct Supplies, we are committed to delivering your orders quickly, safely, and efficiently. Below you will find our shipping procedures and policies. If you have any specific delivery deadlines or special requirements, please contact our team and we will do our best to assist.
We work hard to get our customers what they need when they need it. Below you will find information on our delivery service. If you have a particular need or deadline, please contact us and we’ll do our best to accommodate you.
Delivery Charges
Delivery charges vary depending on the size, weight, and value of your order. Shipping costs are calculated at checkout and clearly displayed on the My Basket page before you complete your purchase.
We offer a range of delivery options, including free delivery on selected orders, with standard delivery charges typically ranging between £20 and £40 depending on the service selected.
Delivery Time (UK)
We offer fast and reliable UK delivery, with most orders arriving within 2–5 working days from the date of purchase.
Smaller items typically arrive within 2–4 working days, while larger or heavier items may take 3–5 working days. Delivery times may vary slightly during busy periods or holidays.
Easy & Convenient Delivery
We use a combination of in-house logistics and trusted UK courier partners including Royal Mail, DPD and DX. This allows us to provide reliable delivery coverage across the UK. Once your order has been dispatched, you will receive an email confirmation with tracking details. You can also track your delivery via the My Account section.
Next Day Delivery
We offer next working day delivery on selected items and order types. Availability and pricing depend on the size, weight, and order value. Please contact us prior to ordering to confirm eligibility and we will do our best to arrange this.
International, Scottish Highlands, Islands & Northern Ireland
We are able to ship orders internationally, as well as to the Scottish Highlands and offshore locations. Please contact us for a delivery quote before placing your order.
Please note that some items may not be eligible for international shipping due to size or weight restrictions.
