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Clearwater BioAir CW7 Sewage Treatment System (up to 25 person)
Clearwater BioAir CW7 Sewage Treatment System (up to 25 person)
Clearwater BioAir CW7 Sewage Treatment System (up to 25 person)

Over 17,000+ Happy Customers

Clearwater BioAir CW7 Sewage Treatment System (up to 25 person)

£5,411.00

(exc VAT)
£5,411.00

(exc VAT)
Invert Depth Required
Quantity

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Please call the office for availability and lead-time 

The Clearwater BioAir CW7 for 25 person applies aeration technology to elevate wastewater quality before discharge. Offering flexible installation, the Clearwater BioAir is designed to suit domestic dwellings with a low visual impact and is supplied as standard with an Isolator Switch and has a standard 12 months standard manufacturer’s warranty.

Clearwater BioAir Data Sheet

Clearwater BioAir 7 Gravity Drawing

Clearwater BioAir Blower & Duct Vent Drawing

Clearwater BioAir Installation & Operation Guidelines

Clearwater BioAir PIA Certificate 

Clearwater BioAir 7 Neck Extension


Clearwater BioAir CW7 (25 person) Features: 

  • Suitable for shallow dig Installations
  • Suitable for use in traffic areas (structural design advice required)
  • Low level visibility
  • Improved effluent quality – BOD5 97.5%
  • Third party tested to EN 12566-3
  • Easy to install and operate
  • Supplied with isolator switch (High Level Alarm optional on IPS unit)
  • Affordable service plans available
  • Robust and Lightweight
  • 12 months warranty* (terms apply)


BioAir Applications:

    BioAir

    Model

    BioAir CW7
    Population Equivalent Unit 25
    Daily Flow m3/d 3.75
    Daily Load kg BOD5/d 1.5

    Measurements
    Inlet invert mm 500-2000
    Discharge option
    		Gravity
    Outlet invert (Gravity / IPS) mm 600-2100
    Diameter mm 1920
    Length mm 5550
    Installation depth mm 2245-3745
    Inlet pipe work mm Ø110
    Outlet pipe work (Gravity / IPS) mm Ø110 
    Material Construction MDPE or GRP GRP
    Unit Weight kg 1250*

    * Tank weight based on 500mm Invert

    SKU: TANBIOAKLA031

    Why Shop with Direct Drainage?

    Next-Day Delivery

    If ordered before 4pm on all in-stock Spare Parts

    Best Price Guarantee 

    Found our product cheaper somewhere else? We will match it!

    Buy with Confidence

    We are an authorised retailer for major manufacturers

    Trusted Support

    Call our helpful team on 01388 537050 for any help!

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    FAQs

    Got questions? We’ve got the answer...

    When will my order be dispatched?

    Spare Parts Shipping
    We ship in-stock spare parts the same day if ordered before 3pm. These orders are sent with DPD as standard and will be shipped on a Tracked Next-Day service.


    Tanks & Supplier-Shipped Items

    Tanks and certain spare parts are shipped directly from our suppliers. We aim to submit supplier orders to the supplier on the same day your order is placed to ensure prompt processing. 

    How much is delivery?

    Delivery costs vary depending on the type of product:

     

    In-stock Spare Parts: £8.20 - shipped via DPD on a Tracked Next-Day service.
    Supplier-shipped Spare Parts: £15 - dispatched directly from the supplier.
    Tanks and Sewage Treatment Systems: Free Delivery to most mainland UK postcodes.

     

    All delivery charges are calculated accurately at checkout.

    I need help with placing my order.

    No problem! Here are a few ways we can assist you:

    Live Chat: Click the chat icon on the bottom right of the page to speak with our team instantly.
    Call Us: Reach us at 01388 537050 during business hours for quick support.
    Email: Send your query to sales@direct-drainage.co.uk, and we’ll respond promptly.

    Do you stock all tanks and sewage treatment systems?

    We do not stock tanks and treatment systems as standard. These are supplied directly from the manufacturer. The lead times of these systems will vary. If you need an accurate delivery date, please contact us on 01388 537050.

    Are your prices inclusive of VAT?

    It is important to note that all prices listed on our website exclude VAT. VAT will be calculated at checkout. 

    I've found the same item somewhere cheaper, can you match the price?

    We always aim to offer competitive pricing. If you've found the same item cheaper elsewhere, let us know — we'll do everything we can to match or even beat the price.

     

    Contact us directly on 01388 537050 or drop us an email at sales@direct-drainage.co.uk.