- Central Heating Supplies
- Heating Controls
- Motorised Valves
- Flume 3 Port Mid Position Motorised Valve
Flume 3 Port Mid Position Motorised Valve 22mm
by FlumeProduct code: AI637

Flume 3 Port Mid Position Motorised Valve 22mm
by FlumeProduct code: AI637
Related products
Product details
Constructed with a heavy-duty brass body, the valve ensures long-term durability in demanding heating environments. The built-in manual override lever offers simple control during system filling, draining, and servicing.
The spring-return actuator safely reverts the valve to the mid-position in the event of a power failure. Install the unit easily using the standard 22mm compression fittings.
• Three-port mid-position design – controls flow to heating and hot water
• Spring-return actuator – prevents flow restriction during power failure
• Manual override lever – assists with system filling and maintenance
• Robust brass body – ensures long-lasting durability
• Available in a choice of sizes
Reviews★★★★★ ★★★★★
Technical specification
| Brand | Flume |
| Manufacturer ID | FLU-MID |
| Warranty (years) | 1 year |
| Energy class | N/A |
| Colour | Silver |
| Height (mm) | 132mm |
| Length (mm) | 107mm |
| Width (mm) | 60mm |
| Suitable For | Use on fully pumped systems which when correctly wired with an appropriate room thermostat, cylinder thermostat and programmer will control the flow from the boiler to either hot water only, heating only or both simultaneously |
| Voltage | 230V |
| Wattage | 6W |
| Pack contents | 1 x Flume FLU-MID 22mm Mid Position Valve, 1 x actuator, 1 x 1m cable, 3 x 22mm compression nuts & olives, 1 x Instruction Manual |
| Pack Size | 1 |
| Cable length (m) | 1 |
| Colour Family | Silver |
| Connection Size | 22mm |
| Connection Type | Compression |
| Number of Ports | 3 |
| Installation Type | 5 Wire |
| Weight (Kg) | 1.03KG |
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Delivery details
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)
Collection details
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.
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