Isomax Acoustic Fans

As low as £239.95
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  • Silent, High airflow extractor fan
  • Integrated silencing technology
  • Energy saving
  • Excellent build quality
  • Available in a range of sizes up to 14-inch

What Is The Isomax Acoustic Extraction Fan?

Isomax Acoustic Extraction Fans are renowned for their exceptionally high build quality, and efficient, almost silent operation. These extraction fans work to maintain very high flow rates, under pressure.

What Features Does The Isomax Acoustic Fans include?

The following features are available on the range of Isomax Acoustic Extraction Fans:

  • Silencing technology built into the system so that they are whisper-quiet
  • High torque motor that generates a powerful air flow that can be fully regulated for perfect temps
  • Efficient and energy saving - cheaper to run than RVK's so you'll recuperate the initial costs through energy savings

Reliable Extraction With Almost Silent Operation

Isomax Acoustic Fans are one of the most reliable and hassle-free fans on the market, offering a premium quality product at an affordable price.

If required, you can further reduce the noise from fans can be further reduced with the use of Acoustic or Phonic Trap ducting. The noise level can also be reduced by fitting a Fan controller to control or reduce the rate the fan spins at.

Isomax Acoustic Extraction Fan Specifications

150mm ISOMAX

Size: 6” / 150mm

Max Flow rate: 410 m3/h

Dimensions: 230 x 680mm

200mm ISOMAX

Size: 8” / 200mm

Max Flow rate: 870 m3/h

Dimensions: 260 × 680mm

250mm ISOMAX – Low power

Size: 10” / 250mm

Max Flow rate: 1480 m3/h

Dimensions: 290 × 680mm

250mm ISOMAX – High power

Size: 10” / 250mm

Max Flow rate: 2310m3/h

Dimensions: 310 × 680mm

315mm ISOMAX – Low power

Size: 12” / 315mm

Max Flow rate: 2380 m3/h

Dimensions: 350 × 680mm

315mm ISOMAX – High power

Size: 12” / 315mm

Max Flow rate: 3260 m3/h

Dimensions: 350 × 680mm

355mm ISOMAX

Size: 14” / 355mm

Max Flow rate: 4800 m3/h

Dimensions: 400 × 1000mm

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Next Day Delivery

Our UK Mainland delivery service is provided by Parcelforce Worldwide.

NOTE: For anyone outside of the UK (i.e. Republic of Ireland and the EU) you are free to arrange your own courier service. To order from us using your own courier, complete your purchase from our website, and select "Collect from our Warehouse — Chigwell". This is where you can arrange your own courier to collect your item(s) from. Address details are available on the Contacts page.

Standard UK mainland orders over £50.00 are eligible for a free standard next working day delivery service (Mon – Fri)*.

  • *Free delivery includes orders up to, and not exceeding, 30kg, that fit in a single, standard shipping box.
  • *Free delivery may exclude orders containing one or more large volume items. Examples of large volume items are, but are not limited to, bags of media (clay balls, perlite, soil etc.).
  • *Free delivery excludes Garden Power Tools.
  • *Large items are sent via a standard 48L (48 hour large) service. Large items take from 2 working days to arrive.

Where possible, orders received by 2:30pm Mon – Fri are dispatched the same day. (*Excluding Garden Power Tools).

Where possible, Garden Power Tool orders are dispatched the same day when received by 11:00am Mon – Fri. Orders after 11:00am are usually dispatched the next working day

UK mainland orders after 2:30pm Mon - Fri are subject to next working day dispatch:

  • For example, orders after 2:30pm on a Friday are dispatched on the next working day, usually a Monday.

UK Mainland Pallet deliveries are charged separately per pallet. They are usually delivered in 2-3 working days. Please contact us for the latest cost price.

    Our shipping providers terms and conditions limit our ability to send some products internationally. See our list of restricted items.

    All prices shown below are per parcel with a maximum weight of 30 kg per parcel. Items over 30 kg are split into multiple boxes and charged per box.

    Future Garden are not liable for any additional fees that may be incurred. Any unexpected costs must be paid by you (the customer).

    Delivery services provided online are estimates. There may be unforeseen delays with your order, especially around our busiest time of year. Very busy periods can see very high volumes of parcels being collected, processed and delivered. If you have a special delivery requirement, please contact us via email - before placing your order.

    UK Mainland

    Standard Next Working Day (Orders over £50 <30 kg) FREE
    Standard Next Working Day (Orders under £50 max. 30 kg per parcel)* £6.95
    Standard 2-3 Working Day (Orders under £50 max. 30 kg per parcel)* £4.95
    Pallet Delivery £70.00

    Isle of Wight

    Next Day Service £8.95

    Northern Ireland

    Two Day Service £18.95

    Isle of Man & Scilly Isles

    Two Day Service £20.95

    Scottish Highlands & Islands

    Two Day Service £16.95


    Sorry, no online quotes are available for orders outside of Europe. If you would like to place an order for delivery outside of Europe, email us directly and we can prepare a bespoke quote for you based on the weight, dimensions and destination country for the most accurate cost and quickest delivery times to you.

As per the Consumer Contract Regulations June 2014, you can return goods and receive a full refund under the following conditions:

  • You have had the goods delivered within seven working days of delivery from Future Garden Ltd, this starts from the day after the goods have been signed for.
  • The items are unopened and in the original condition as when they were delivered to you.


  • The items have developed a fault during standard use.
  • The items are within the manufacturer's warranty period.

Simple checks

  • Please ensure that any parcels delivered are intact and free from damage and unopened, if they appear to show any damage please make a note when signing for the goods, alternatively you can refuse delivery of these items, however only full refusal if multiple parcels will be accepted, in the unlikely event this occurs please contact us asap on 020 8502 7722 or by email
  • Please check all items once unboxed to ensure that they are not damaged and are fully functioning, if this is not the case please ensure you notify us as soon as you can, or within the given returns policy time frame, on 020 8502 7722 or by email  we will then arrange suitable collection and replacements where necessary.
  • If any items appear not to be functioning as expected, do not attempt to fix or tamper with any products, this could affect your statutory rights, please notify us on 020 8502 7722 or by email and we will arrange a suitable replacement.
  • If you notice any irregularities with your order, please notify us as soon as possible or within 7 working days, on 020 8502 7722 or by email will endeavour to correct and refund where possible. 
  • You can return any unwanted items, you can return the item(s) to us unopened and intact in a re-sellable condition within 14 working days after the day of receiving the goods, we are unable to accept any goods back that have been opened or the seal(s) have been broken or have been damaged, unless reported as damaged in transit, you can contact us on 020 8502 7722 or by email