The Flume 2-Port Actuator is a high-performance motorised valve actuator engineered for precision control in domestic and light-commercial heating systems. Built to deliver reliable flow regulation and seamless integration with a wide range of heating components, it provides installers and system designers with a dependable solution for zone control, boiler interlocks, and timed heating circuits.

Designed with durability and ease of installation in mind, the actuator features a robust housing, a smooth and quiet drive motor, and a quick-release mechanism that allows for simple fitting and replacement without system drain-down. Its compact profile ensures compatibility with tight plant rooms and modern heating manifolds.

• Reliable 2-port control – Ideal for heating zones and hot-water circuits
• Spring-return fail-safe – Ensures automatic valve closure during power loss
• Quiet operation – Synchronous motor delivers smooth performance
• Quick-fit design – Easy installation without special tools
• Durable construction – Heat-resistant casing for long-life use
• Universal wiring – Simple integration with thermostats and programmers

Delivery (UK mainland only)

 

Next Day: £5, or FREE over £40

- Order by 9pm Mon-Thu: next working day

- Order Fri to 5pm Sun: Monday

- Order after 5pm Sun: Tuesday

 

Pre-12pm: £10

- Same cut-offs as Next Day above

 

Saturday & Sunday: £10, or £5 over £40, or FREE over £75

- Saturday: order by 6pm Fri

- Sunday: order by 4pm Sat

 

Heavy items (over 30kg)

- Mon-Fri only. Order by 6pm and allow up to two working days

- Order after 6pm Thu: arrives after the weekend

 

Supplier items

- Sent directly by the supplier, so timings vary. Lead times appear on the product page in working days (Mon-Fri)

 

More about delivery 

Next Business Day Collection (eligible items)

- Order by 9pm Mon-Thu: collect next day

- Order after 9pm Thu to 5pm Sun: collect Monday

- Heavy items (over 30kg): allow up to two working days

 

Opening hours

- Weekdays vary by branch: open 6:30am-7am, close 6pm-8pm

- Saturday: 7am-6pm

- Sunday: 9am-4pm

 

Check your local store's hours and that it's open before visiting. Please wait for our text or email before collecting.

 

Holding your order
We'll hold it for 14 days, then automatically refund your original payment method.