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9 cubm/hr 3.00m long fine bubble air diffuser for waste water treatment

9 cubm/hr 3.00m long fine bubble air diffuser for waste water treatment

Fine bubble high performance air diffusers. Semi flexible diffuser construction 300cm long 32mm diameter. Maximum recommended air flowrate is 10 cubic metres of air per hour. Materials of construction are plastic with 316 stainless steel end fittings, aslo fitted with non return valve in diffuser. Diffuser contains its own internal fused silica bead ballast. End fittings are 1/2" acetyl plastic as standard.

The Dryden Air diffuser is the leading air diffuser used in UK aquaculture, treatment of leachate water on landfill sites, sewerage treatment and numerous other applications.


OEM and dealer enquires welcomed
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AFM grade 1 filtration media

AFM grade 1 filtration media

AFM (Advanced Filtration Media) grade 1 is the standard sized AFM media equivalent to 16 x 30 grade sand. M

Supplied in 25kg sacks, grade 1 particle size 0.5mm to 1.10mm. Media should be used on top of a layer of grade 2 AFM.

Price is per 25kg sack

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Oxygen standard probe

Oxygen standard probe

High performance, very robust galvanic oxygen probe for the measurment of dissolved oxygen in water, waste water and air. Completely sealed internals, so there is no risk of insulation failure, heavy duty Sub Sea cable, high mv out-put 6.5 mv to approx 1mg/l dissolved oxygen. Ideal probe for the Dryden Aqua, AquaTraul system or your own oxygen monitors such as multichannel or stand-alone PLC based systems.

The probe is supplied with 5 meters of cable (alternative lengths available), pack of 5 membranes and 50ml of electrolyte.

Please enquire about discounts for orders of 10 or more.
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Aquaculture | Water Technology | Environmental Products.....delivered worldwide

Total Gas monitors

dry1 | Instrumentation, OxyGen monitors & water test kits | Total Gas monitors

ToGa  total gas monitor

ToGa total gas monitor

Ref: 8.5.1


Price: £991.50 / €1,140.23 (Excluding VAT at 17.5%)

The ToGa is the basic general purpose total gas monitor. Powered by one 9v pp3 battery the ToGa is the ideal instrument for the measurement of total dissolved gas in terms of percentage saturation. Please note that the instrument is not waterproof.
Technical details

ToGa  membranes

ToGa membranes

Ref: 8.5.10


Price: £140.00 / €161.00 (Excluding VAT at 17.5%)

Spare membrane (one) for the ToGa total gas meter. A membrane normally lasts about 1 to 3 years.
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Fitting of ToGa membrane

Fitting of ToGa membrane

Ref: 8.5.20


Price: £40.00 / €46.00 (Excluding VAT at 17.5%)

The membranes for the ToGa total gas meter are simple to fit, however we provide a fitting service and testing if required.
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dry1 > Instrumentation, OxyGen monitors & water test kits > Total Gas monitors

Prices shown are all ex-works Edinburgh Scotland