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RF600-600LW Self-cleaning filter

RF600LW Self-cleaning Filters

RF600LW Self-cleaning Filters. The RF600LWs are robust stainless steel self-cleaning basket filters that protect pumps and other equipment from blocking and blinding when pumping dirty water. They are fitted with 1 mm - 6 mm stainless steel mesh screens, handling up to 730 m3/hour, 3,215 US GPM.

  • Screen Up to 730 m3 / Hour, 3215 US GPM
  • Filter From 6 mm Down to 1 mm

Price from: £9,285

Rotorflush AR filter

RF800AR Self-cleaning Strainer

RF800AR Self-cleaning Filters and Strainers. Our RF800AR self-cleaning intake strainers are for attachment to the suction hose of surface mounted pumps. These tough industrial all stainless-steel construction mechanical filters can deliver up to 870 m3/hour, 3830 US GPM

  • Screen up to 870 m3 / hour, 3830 US GPM
  • Filter from 6 mm down to 1 mm
  • US Mesh equivalent 3 down to 18

Price from: £0

RF800-600 Eel screens

RF800LW Self-cleaning Strainers and Eel Screens

RF800LW Self-cleaning Strainers and Eel Screens. Our RF800LW industrial strength, low maintenance, stainless steel self-cleaning basket strainers protect equipment from blocking and blinding when pumping dirty water. These suction side screens handle up to 1085m3/hour, 4,775 US GPM.

  • Screen up to 1085 m3 / hour, 4775 US GPM
  • Filter from 6 mm down to 1 mm
  • US Mesh 3 down to 18
  • Ideal for Fish and Eel Screening

Price from: £10,355

RUBI Filterpump™

RUBI Filterpumps™

RUBI Filterpumps™ are extremely tough filter pumps, suitable for heavy industrial applications. They will pump and screen up to 1000 litres a minute, 528 US GPM, and have a maximum head of 10.2 bar, 145 psi.

  • Maximum output - 60 m3 / hr
  • Maximum head - 102 m

Price from: £11,110

Sapphire Filterpump™

Sapphire 600 Filterpumps™

Rotorflush Sapphire Filterpumps™ are general purpose high pressure submersible filter pumps with a built-in self-cleaning suction intake screen. Pump and screen up to 90 m3/hr, 400 US GPM, and to a maximum head of 14 bar, 200 psi.

  • Maximum output - 90 m3/hr, 400 US GPM
  • Maximum head - 14 m, 460 ft

Price from: £17,940

TKS31.5-400AR Filterpump

Topaz 400 Filterpumps™

Rotorflush Topaz Filterpumps™. Medium head general purpose submersible filter pumps with integral self-cleaning suction intakes. They combine pumping and screening, delivering up to 60 m3/hr, 265 US GPM - and to a maximum head of 3.3 bar, 47 psi.

  • Maximum output - 60 m3/hr, 265 US GPM
  • Maximum head - 33 m, 108 ft

Price from: £8,235

TKS611 Filterpump™

Topaz 600 Filterpumps™

Rotorflush Topaz 600 Filterpumps™. Medium head general purpose submersible filter pumps with integral self-cleaning suction intakes. They combine pumping and screening, delivering up to 150 m3/hr, - 660 US GPM - and to a maximum head of 4.8 bar, 68 psi.

  • Maximum output - 150 m3/hr, - 660 US GPM
  • Maximum head - 48 m, 157 ft

Price from: £15,630

Rotorflush Filterpumps™ and Self-cleaning Filters for Farming

How are Pumps and Pump Strainers for Agriculture Used?

Our award-winning Rotorflush Self-cleaning filter system was invented by a dairy farmer fed up with having to unblock pumps and clogged strainers on his farm.  

Farmers know the importance of good water management on the farm, and know which agricultural pumps and strainers work best for them. Water pumps for farming need to be robust and operate in harsh conditions in all weathers. Keeping pumps working well and preventing blockages in farm water systems requires reliable, easy to maintain agricultural water filters.

What are water pumps for farming and agricultural water filters are typically used for?

Rotorflush agriculture pumps and filters are designed to work directly in a water source, pumping and screening are combined at the point of intake.

Muddy Cows

Farm Dirty Water Irrigation Systems

Dirty water run-off from yards, milking parlours and livestock units is usually collected in a lagoon, settlement tank or a slurry pit with a weeping wall system. Slurry lagoons and settlement tanks usually contain more water than manure, but particulate and suspended solids are high. That is why agricultural pumps and filters, pipelines or irrigation nozzles easily block when pumping dirty water back to land.

Farm water systems often use solids handling pumps such as progressive cavity pumps and peristaltic pumps to move dirty water with limited success. Our irrigation water filters and filter pumps screen out suspended solids at source, concentrating solids in lagoons and tanks. This is because Rotorflush submersible filterpumps™ have an integral self-cleaning suction strainer that keeps the filter mesh and pump clear whenever the pump is in operation. Pumps, and irrigation system equipment further down the line, are protected from blocking.

Time and time again, Rotorflush filter pumps and self-cleaning filters have proved more effective for irrigation than peristaltic pumps, progressive cavity pumps and static basket strainers. Pump, screen and irrigate more water without clogging your irrigation system; get fewer visits from the slurry tanker, less cost and maintenance, and better dirty water management.

Dirty water irrigation
Idrogo with stainless filter mesh

The Best Submersible Pumps for Agriculture and Farming

The Best Submersible Pumps for Agriculture and Farming are those that require the least maintenance. Rotorflush continuously rated submersible centrifugal farming water pumps are designed to screen water as they pump. 

Water can be screened for debris, weed and muck as it is pumped. This is because they have an in-built self-cleaning mechanism on the suction intake that keeps the intake strainer clear while pumping. The pump suction intake screen is automatically backwashed to prevent blocking at the intake - and, all your other connected equipment is also protected from debris and particulate that might otherwise clog your farm water systems. 

Livestock Watering

Livestock Watering

Raising livestock requires a lot of water. Sourcing water for livestock watering can mean abstracting raw water from streams, ponds or other natural water sources.  Mains water is expensive, so making the best use of raw water, rainwater and recycling water where possible reduces costs.

The Rotorflush Self-cleaning Filter was invented by a dairy farmer. Our filters and filter pumps can help farmers put in place the systems they require for effective, safe and reliable livestock watering. 

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Cow drinking dirty water
RF300AR Self-cleaning Pump Suction Intake Filter for livestock watering and other applications

Agriculture and Farm Water - Irrigation

Water Irrigation Pumps and Filters for Farming

The award-winning Rotorflush Self-cleaning filter system has its origins in irrigation for agriculture.  The first strainers and screens were developed specifically to return dirty water on dairy farms back to land - no one wants to tanker dirty water away.

Irrigation Pumps and Irrigation Pump Strainers

Irrigation is integral to agriculture; crops need water. Effective irrigation requires good water management, and the selection of the best irrigation equipment for type of land, crop and water supply.

Rotorflush self-cleaning irrigation water intakes and filter pumps help keep irrigation equipment clear from blockage by weed and other water-borne debris, reducing maintenance and downtime. Irrigation companies love our self-cleaning filters - good for crops, golf courses, garden centres and good for their customers.

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Sprinkler irrigation
Sapphire filterpump

The Best Pump Strainers and Intake Screens for Agriculture

Not all farming water systems and applications are suited to the use of submersible pumps. Dry mounted pumps are often used - the suction intake hose drawing directly from the water source. Pumping from lagoons, storage tanks, shallow streams and ponds - all these applications may require a surface mounted pump.

Preventing the pump, and as just importantly, feeds and nozzles from blocking requires a filter or strainer on your pump intake. Rotorflush manufacture ranges of self-cleaning suction intake filters, strainers and screens for use with dry mounted pumps.  These self-cleaning intakes can screen out particulate down to 60 microns and cover a wide range of flow rates and capacities. Moving dirty water made easy!

Environmental Compliance - How Pumps and Filters Can Help

Regulations concerning the management of water in agriculture are continually evolving. Farms have to comply with national and local environmental regulations concerning the management of water and disposal of waste water.

Environmental regulations affect the abstraction of water from rivers lakes and ponds, and how water is returned to land or back to waterways.

Farmers often have to comply with regulations to protect elvers and fish fry when drawing raw water. Fish and eel screening regulations require farmers to use equipment that reduces the intake velocity of their raw water intakes, and to filter water to protect aquatic life. Rotorflush filters and filter pumps are recommended for compliance when pumping raw water. 

Waste water from farms and agricultural activity is very strictly controlled. In many jurisdictions, there are strict regulations governing the discharge of any form of wastewater into natural water bodies. These regulations are designed to protect water quality and public health. Guidelines are detailed and comprehensive.

Best practice recommends that instead of discharging agricultural wastewater directly into rivers or lakes farmers can avoid breaching regulations store water in sedimentation ponds, construct wetlands or biologically treat water to help reduce suspended solids and other contaminants before disposal.  Capturing and recycling waste water is also advised. 

Managing stored waste agricultural water is not without its difficulties. Fortunately, Rotorflush filtration products and pumps are designed for exactly this - screening and pumping dirty water contaminated with debris and suspended solids. 

Find out more about Eel & Fish Screening Regulations
Tractor pump on the farm
RD400

Frequently Asked Questions

Rotorflush self-cleaning filtration products are used for separating solids from dirty and contaminated water so that pumps, spray bars, irrigation and other equipment does not block or clog. Typical uses are:

  • Screening and pumping water from lakes, ponds and rivers
  • Screening and pumping dairy run-off from lagoons or settlement tanks
  • Filtering water ahead of irrigation equipment 
  • Complying with Eel regulations when abstracting raw water

All of our self-cleaning intake screens are specified to suit required flow rates, for instance filter pumps are recommended based on the flow rate and pressure your system needs and intake strainers and screens are specified according to the maximum flow through that is required. 

Consideration should be given to what mesh size you need - top tip, go for the largest mesh size you can get away with to minimise maintenance. This will be determined by the smallest aperture the water you are drawing needs to go through, for example a 3 mm irrigation nozzle or spray bar aperture.

If you need advice or more information please get in touch.

Increasingly, the Environment Agency makes taking steps to protect eels a condition of abstraction licences in England and Wales. These environmental regulations may have a bearing on the type of filter pump or strainer you need.  

Our Products can be sized to account for Eel Regulations or EPA rule 316(b) if applicable, so that intake velocity and mesh size meet regulatory requirements for the flow rate you require.

Use of our products in sludge from bio-digesters, raw sewage or livestock slurry is not recommended.  

Our strainers and filter pumps are ideal where the medium is dirty water contaminated with organic and fibrous particulate but only so long as the liquid is equal to or very near the viscosity of water.

Animal slurry and bio-digestate are too thick and concentrated for our self-cleaning screens to work effectively.

Not every submersible pump is suitable to be turned into a filter pump.

When we manufacture a filter pump we re-engineer the pump to have an additional impeller to provide the wash water to the screen without sacrificing the output of the pump. 

Re-engineering a pump can often invalidate its warranty. Therefore, we would highly recommend that you opt for one of our Filterpumps™ that come with their own 1-year warranty.

If however you have a particular pump that you would like to be made into a filter pump, please contact us to discuss.

Yes – because our products pump and filter directly from a dirty water source, there is less need for expensive in-line filtration. All our products have built-in self-cleaning back-washes that prevent intake screens from blocking, keep pumps clear and protect other connected equipment. This reduces maintenance, minimises downtime and can extend the life of pumps.

lagoon where all the veg washing water goes
RF400R as used by Charlie at Laleham

Vegetable Washing at Laleham Farm

Charlie said that the filters are “one of the most significant investments we’ve made” giving the “biggest continuing result” of any equipment.

Rotorflush Sales Team

Rotorflush Filters ltd

Vegetable washing water accumulates in a small lagoon that feeds into settlement tanks before being pumped out again for the next round of washing, this often causes blockages with his existing equipment.

Using a Rotorflush self-cleaning strainer the majority of the water used is recycled, water costs are considerably lower.

Read the Full Case Study

Why Rotorflush?

River Installation

UK Designed and Manufactured

Talk to our friendly team of engineers to discuss your design requirements.

  • Built to your water output
  • Filter down to 3 microns
  • Hand built in the UK
People on site with filterpump

Leading Water Filter Experts

Talk to our friendly team of engineers to discuss your design requirements.

  • Industry experts for 20 years
  • 200 installations
  • Installed worldwide
Filterpump installation

Worldwide Delivery and Service

Through our worldwide distribution network we offer the ability to:

  • Deliver filter pumps worldwide
  • Help service your filter pump
  • Repair broken filter pumps

Talk to an Expert About Your Project

Call us now on 01297 560 229 | 8am - 5pm GMT,

or Email sales@rotorflush.com and a member of our expert, friendly team will call you back and find the self-cleaning filter, strainer or filter pump to suit your needs.

  • We work with you to identify your issues
  • We can design & build a custom solution
  • We can deliver our solution worldwide
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How to Pump and Filter Dirty Water on the Farm

How to pump and filter dirty water, dairy run-off or other agriculture waste water?  Use a surface mounted pump with a self-cleaning water filter on the pump suction intake to reduce blockage to intake and pump. 

Or use a Rotorflush Filterpump™ – a water pump for agriculture and farm water systems with a built-in pump inlet strainer.

Dirty farm yard