Estimated Delivery: 2–5 Working Days
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View transport policyThe Elta Jetflow SJMF 315 Inline Mixed Flow Fan – Single Phase EC, 315mm is a powerful and energy-efficient ventilation solution designed for commercial, industrial, and residential HVAC systems. Equipped with a high-efficiency double mixed-flow impeller and brushless EC motor, it delivers strong airflow while maintaining low energy consumption and quiet operation. The robust aluminium or steel casing ensures durability and long service life. Designed for installation within 315mm duct systems, the fan supports variable speed control via 0–10V or PWM, making it ideal for offices, kitchens, factories, and general ventilation applications.
Aluminium or cold-rolled steel fan casing
High-efficiency double mixed-flow impeller
Brushless EC motor with sealed heavy-duty bearings
Corrosion-resistant protective finish
IPX4 motor housing for moisture protection
Product Type: Inline Mixed Flow Duct Fan
Model: Jetflow SJMF 315
Duct Diameter: 315 mm
Motor Type: Brushless EC Motor (Single Phase)
Voltage: 220–240V / 50–60Hz
Speed: Approx. 3000 RPM
Airflow Capacity: Up to 0.815 m³/s (≈2930 m³/h)
Input Power: Approx. 0.375 kW
Peak Current: Approx. 2.71 A
Static Pressure: Up to 434 Pa
Noise Level: Approx. 62 dB(A) at 3m
Protection Rating: IPX4
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.
