Product Sections

Main Pages

Best Sellers

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
find out more

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

find out more

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.
find out more

Aquaculture | Water Technology | Environmental Products.....delivered worldwide

Small scale systems (0.1 to 6 cubm/hr)

dry1 | AFM filtration systems | Small scale systems (0.1 to 6 cubm/hr)

Skid AFM filtration system, to 0.1 - 2.0cubm/hr

Skid AFM filtration system, to 0.1 - 2.0cubm/hr

Ref: 5.1.3.1


Price: £15,500.00 / €17,825.00 (Excluding VAT at 17.5%)

A fully automatic skid mounted AFM filtration system with variable speed control between 100 litres and 2000 litres per hour. The total size of the skid is 1m x 2.5m and height of 1.5m. Power requirements 240v ac 50hz, peek power is approx 0.5kw during back-flush, air blower for air purge 1.1 kw, standard power absorbed is 0.25kw during run phase.

The system requires a level base, and should be aforded some protection from the worst of the weather.An option to install the system in an iso container is available. The system can be used to treat most water types from very clean water applications to sewage and industrial effluent, upper solids load around 200mg/l. Effluent containing high levels of hydrocarbons such as fats and oils are best avoided Materials of construction are stainless steel with pvc pipework.




more information

Skid AFM filtration system,  to0.1 - 6cubm/hr

Skid AFM filtration system, to0.1 - 6cubm/hr

Ref: 5.1.3.2


Price: £23,500.00 / €27,025.00 (Excluding VAT at 17.5%)

A fully automatic skid mounted AFM filtration system with variable speed control between 100 litres and 6000 litres per hour. The total size of the skid is 1.5m x 3m and height of 2.0m. Power requirements 240v ac 50hz or 415v three phase, peek power is approx 2.0kw during back-flush, 1.5 kw air blower for air purge, standard power absorbed is 0.55kw during run phase.

The system requires a level base, and should be aforded some protection from the worst of the weather.An option to install the system in an iso container is available. The system can be used to treat most water types from very clean water applications to sewage and industrial effluent, upper solids load around 200mg/l. Effluent containing high levels of hydrocarbons such as fats and oils are best avoided Materials of construction are stainless steel with pvc pipework.





more information

Complete AFM filtration system 0.1 to 2.0cubm/hr,  for hire

Complete AFM filtration system 0.1 to 2.0cubm/hr, for hire

Ref: 5.1.3.3


Price: £350.00 / €402.50 (Excluding VAT at 17.5%)

Hire charge price is per week, A fully automatic skid mounted AFM filtration system to treat between 100 litres and 2000 litres per hour. The total size of the skid is 1m x 2.5m and height of 1.5m. Power requirements 240v ac 50hz, peek power is approx 0.5kw during back-flush, standard power absorbed is 0.25kw during run phase.

The system requires a level base, and should be aforded some protection from the worst of the weather. The system can be used to treat any water type from very clean water applications to sewage and industrial effluent. Materials of construction are stainless steel with pvc pipework.




more information

dry1 > AFM filtration systems > Small scale systems (0.1 to 6 cubm/hr)

Prices shown are all ex-works Edinburgh Scotland