Induction charger for our portable oxygen meter. You only require one unit per site because the batteries in the oxygen meter last for 200 hours on-time between charges
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A soft plastic boot that fits arounnd our oxygen meter to give it some extra protection from shocks such as dropping the unit on a hard surface.
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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 (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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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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Our reverse osmosis unit is fitted with 5 stage filtration system in which one of the stages is the reverse osmosis unit. The other four stages included a sediment filter and three carbon filters. The filters (excluding the reverse osmosis) should all be changed at the same time from 6 months to 12 months. If your water is hard and contains a high chlorine concentration, then it is recommended that it is changed every 6 months. The price of the product in this section, includes stage 1, 2, 3 & 5 elements. Stage 4 is the reverse osmosis membrane.
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