Estimated Delivery: 2–5 Working Days
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View transport policyThe Elta Clearflow CFHT630 Three‑Phase AC Roof Fan – 630 mm is a heavy‑duty centrifugal roof‑mounted ventilation unit designed for demanding industrial and commercial HVAC extraction applications. Part of the high‑temperature Clearflow CFHT range, it features a rugged pre‑galvanised steel casing and powerful backward‑curved impeller to deliver strong vertical discharge airflow. Capable of handling elevated airstream temperatures up to +120 °C and mounted on flat or pitched roofs (up to ~15°), this three‑phase AC model ensures reliable, long‑life performance in factories, warehouses, commercial kitchens, processing plants, and other large‑scale ventilation systems.
Casing: Pre‑galvanised sheet steel for corrosion resistance and durability.
Impeller: Backward‑curved aerofoil blades optimised for high‑efficiency airflow.
Motor: Three‑phase AC external rotor motor with sealed heavy‑duty bearings for extended service life.
Wind Guard: Fitted as standard to reduce draughts and protect internal components.
High‑Temperature Capability: Rated for warm/contaminated airstreams up to +120 °C.
Product Type: Roof‑Mounted Vertical Discharge Centrifugal Fan (Clearflow CFHT series)
Model: CFHT630 / 4‑3AC (Three‑Phase AC)
Fan Diameter: 630 mm
Motor Type: Three‑phase AC external rotor motor
Voltage: 380–415 V / 50 Hz (industrial supply)
Casing Material: Pre‑galvanised steel
Impeller: Backward‑curved aerofoil blades for strong vertical airflow
Operating Temperature: Up to +120 °C
Mounting: Roof mounted; suitable for flat or pitched roofs up to ~15°
Wind Guard: Standard fitted wind guard for reduced noise & protection
Airflow: High‑volume vertical discharge ventilation
Applications: Industrial HVAC extraction, factories, commercial kitchens, warehouses, processing plants, and large ventilation systems
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.
