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Water Pumps

Water pumps are essential for moving nutrient solution through hydroponic systems, helping deliver water and feed efficiently to your plants. Whether used in recirculating systems, irrigation setups or reservoir-to-plant feeding, a reliable pump is a key part of indoor hydroponic performance.

At Acorn Horticulture, we supply a wide range of water pumps in the UK for indoor growing systems of all sizes. Whether you are building drip feed systems, maintaining IWS systems or running nutrient solution from tanks and reservoirs, the right pump helps keep everything flowing smoothly.

NEWA MAXI JET – MJ PUMPS

Price range: £22.95 through £33.00 incl. Vat
Select options This product has multiple variants. The options may be chosen on the product page

Newa Maxi-Jet Water Pumps

Nutrient delivery systems are only ever as effective as the pump that’s used to power them. For many years now, Newa Maxi-Jet pumps have been the first port of call, and there are many reasons why. In a nutshell, Maxi-Jet pumps move large quantities of liquid quietly and efficiently, and their reliability is unquestioned. If you’re looking for an effective submersible pump, then there’s really no better all-rounder than a Newa Maxi-Jet.

  • Newa Maxi-Jet – tried and tested water pumps
  • Corrosion-resistant plastic casing
  • Fully submersible
  • Mountable suction cups to eliminate vibration
  • Reliable - engineered for continuous use
  • Very low maintenance
  • Plastic pre-filter to prevent blockages
  • 2m mains cable equipped with 13amp plug
  • Runs extremely quiet
  • All pumps feature 12.5mm outlet
  • Comes in three sizes

NEWA WIND – AIR PUMPS

Price range: £13.50 through £27.50 incl. Vat
Select options This product has multiple variants. The options may be chosen on the product page

Aqualine Submersible Pump

Aqualine Submersible Pumps are premium quality water pumps which are suitable for all hydroponics systems. Water pumps ensure that the nutrient solution is efficiently pumped to plants automatically, giving users the peace of mind when they are away from their grow room.

Aqualine Submersible Pumps

Price range: £69.50 through £139.50 incl. Vat
Select options This product has multiple variants. The options may be chosen on the product page

Aqualine Submersible Pump

Aqualine Submersible Pumps are premium quality water pumps which are suitable for all hydroponics systems. Water pumps ensure that the nutrient solution is efficiently pumped to plants automatically, giving users the peace of mind when they are away from their grow room.

Plant It Water timer

£22.95 incl. Vat

 

Gravity feed and main pressure irrigation controller

The PLANT!T® Water Timer can be used with mains water from a tap outlet or with a gravity feed system from a tank, water butt or reservoir. Simply select the time you want the water supply to be turned on and off, link up to your irrigation dripper line and the timer will do the rest.

Key Features:

2 easy steps to programme – turn RUN TIME dial to desired irrigation time and turn FREQUENCY dial to desired time you want between irrigations.

Benefits:

Ideal for gravity feed allotment systems to control feed from a water butt/reservoir
Weather resistant
Operated with two 1.5v AAA alkaline batteries (not included) that can last a full season without needing to be changed
Auto safety valve shut-off when battery power is low and programme delay button for when you need to do plant maintenance work and don’t want to be irrigating
Comes with all required fittings and inline filter

Technical Specifications:

Working pressure range: 0-150 PSI (0-10 BAR)
Connection: ¾ male/female tap/hose connector
Frequency: Can select to irrigate every 1, 2, 3, 4, 6, 8, 12, 24, 48, 72 hours or 1 week
Run (on) time: 1, 3, 5, 10, 15, 20, 30, 60, 90 or 120 minutes

 

IWS Sub Pump

£74.50 incl. Vat

IWS Sub Pump - Submersible Pump From the IWS Dripper System but suitable for any dripper system - Comes complete with a 5m Lead and 13Amp Plug

What Are Water Pumps in Hydroponics?

Water pumps are used to move water and nutrient solution through hydroponic systems. They help transport feed from tanks or reservoirs to plants, channels or irrigation lines, making them a vital part of many indoor growing setups.

Without a suitable water pump, many hydroponic systems cannot circulate or deliver feed effectively.

Why Water Pumps Are Important

Water pumps play a central role in keeping hydroponic systems working correctly.

  • Moves nutrient solution through the system
  • Supports consistent irrigation and feeding
  • Helps maintain reliable system flow
  • Essential for many recirculating and irrigation-based setups
  • Supports better control over indoor plant feeding

Using the correct pump helps the entire hydroponic system perform more consistently.

How Water Pumps Are Used

Water pumps are commonly used to lift or circulate nutrient solution from a reservoir to the rest of the system. Depending on the setup, they may feed drip lines, flood trays, channels or other irrigation components.

This makes them one of the most practical and important parts of many indoor hydroponic layouts.

Water Pumps and Hydroponic Systems

Water pumps are often used alongside:

These components work together to create a reliable and more controlled irrigation setup.

Choosing the Right Water Pump

When choosing a water pump, consider:

  • The size of your system
  • The flow rate required
  • The height the solution needs to be lifted
  • The type of irrigation or hydroponic setup you are running

Matching the pump properly to your system helps maintain good flow and avoid feeding issues.

Maintenance and Reliability

Water pumps are mechanical parts, so keeping them clean and correctly installed is important for long-term performance. Regular system checks and good maintenance help reduce downtime and improve reliability across the whole setup.

This is especially important in systems that depend on constant or repeated nutrient delivery.

Helpful Guides for Hydroponic Growing

If you want to learn more about nutrient delivery and indoor hydroponic performance, explore our guides:

These guides will help you understand how the feeding side of your system affects overall plant health.

Shop Water Pumps in the UK

At Acorn Horticulture, we stock water pumps for indoor growers across the UK. Whether you need a pump for a small hydroponic system or a stronger unit for a larger irrigation setup, our range is designed to help you move nutrient solution efficiently and keep your grow system running reliably.

Browse our full range above to find the right water pump for your setup.

FAQs

What does a water pump do in hydroponics?

A water pump moves water and nutrient solution through the system so plants can be fed efficiently.

Do all hydroponic systems need a water pump?

Many do, especially systems that rely on moving feed from a reservoir to the plant root zone.

How do I choose the right water pump?

You should consider flow rate, lift height and the size of the system you are running.

Can a poor pump affect plant growth?

Yes, unreliable flow can disrupt feeding and reduce the performance of the whole hydroponic setup.

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