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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 8 mv to approx 1mg/l dissolved oxygen. Ideal probe for 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

ITT Marlow AV series Argonaut 1 speed

dry1 | Pumps,centrifugal, diaphragm & monitoring pH + ORP | Plastic self priming pumps 5-30 cubM/hr ITT | ITT Marlow AV series Argonaut 1 speed

AV50-2DN-S  1 phase pump 0.25kw

AV50-2DN-S 1 phase pump 0.25kw

Ref: 2.1.11AV


Price: £398.08 / €457.79 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump delivers 5 cubm/hr of water against a 10m head, shut off head is 12.5m and self priming head is 2.9m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section.
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AV50-3DN-S 3 phase pump 0.25

AV50-3DN-S 3 phase pump 0.25

Ref: 2.1.13AV


Price: £365.60 / €420.44 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump delivers 5 cubm/hr of water against a 10m head, shut off head is 12.5m and self priming head is 2.9m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section.
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AV75-2DN-S 1 phase pump 0.37kw

AV75-2DN-S 1 phase pump 0.37kw

Ref: 2.1.21AV


Price: £415.01 / €477.26 (Excluding VAT at 17.5%)

ITT Marlow pumpThis pump delivers 8.5 cubm/hr of water against a 10m head, shut off head is 15m and self priming head is 2.6m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section.
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AV75-3DN-S 3 phase pump 0.37kw

AV75-3DN-S 3 phase pump 0.37kw

Ref: 2.1.23AV


Price: £389.31 / €447.71 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump delivers 8.5 cubm/hr of water against a 10m head, shut off head is 15m and self priming head is 2.6m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section
more information

AV100-2DN-S 1 phase pump 0.55kw

AV100-2DN-S 1 phase pump 0.55kw

Ref: 2.1.31AV


Price: £463.20 / €532.68 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump delivers 12 cubm/hr of water against a 10m head, shut off head is 17m and self priming head is 3.0m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section
more information

AV100-3DN-S 3 phase pump 0.55kw

AV100-3DN-S 3 phase pump 0.55kw

Ref: 2.1.33AV


Price: £407.22 / €468.30 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump range 12 cubm/hr of water against a 10m head, shut off head is 17m and self priming head is 3.0m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section
more information

AV150-2DN-S 1 phase pump 0.75kw

AV150-2DN-S 1 phase pump 0.75kw

Ref: 2.1.41AV


Price: £482.22 / €554.55 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump delivers 15.5 cubm/hr of water against a 10m head, shut off head is 18m and self priming head is 2.7m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section
more information

AV150-3DN-S 3 phase pump 0.75kw

AV150-3DN-S 3 phase pump 0.75kw

Ref: 2.1.43AV


Price: £437.90 / €503.59 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump delivers 15.5 cubm/hr of water against a 10m head, shut off head is 18m and self priming head is 2.7m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section
more information

AV200-2DN-S 1 phase pump 1.12kw

AV200-2DN-S 1 phase pump 1.12kw

Ref: 2.1.51AV


Price: £515.09 / €592.35 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump delivers 18.5 cubm/hr of water against a 10m head, shut off head is 20m and self priming head is 3.5m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section
more information

AV200-3DN-S 3 phase pump 1.12kw

AV200-3DN-S 3 phase pump 1.12kw

Ref: 2.1.53AV


Price: £447.36 / €514.46 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump delivers 18.5 cubm/hr of water against a 10m head, shut off head is 20m and self priming head is 3.5m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section
more information

AV250-2DN-S 1 phase pump 1.5kw

AV250-2DN-S 1 phase pump 1.5kw

Ref: 2.1.61AV


Price: £565.09 / €649.85 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump delivers 25 cubm/hr of water against a 10m head, shut off head is 20m and self priming head is 4.2m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section
more information

AV250-3DN-S 3 phase pump 1.5kw

AV250-3DN-S 3 phase pump 1.5kw

Ref: 2.1.63AV


Price: £520.88 / €599.01 (Excluding VAT at 17.5%)

ITT Marlow pump. This pump delivers 25 cubm/hr of water against a 10m head, shut off head is 20m and self priming head is 4.2m. This is a very reliable high performance unit suitable for continuous operation in freshwater, marine systems and even some corrosive chemical applications. Materials in contact with the water are 316 stainless steel and composite plastic.

Connections onto the pump 2" BSP male threaded, a pump union assembly is availble to cvert it to a 2" female pvc socket suitable for solven welding, see spares section
more information

dry1 > Pumps,centrifugal, diaphragm & monitoring pH + ORP > Plastic self priming pumps 5-30 cubM/hr ITT > ITT Marlow AV series Argonaut 1 speed

Prices shown are all ex-works Edinburgh Scotland