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Pipe & Fittings
Pipe and fittings are essential for building, repairing and expanding hydroponic grow systems. They connect tanks, pumps and irrigation components together, helping nutrient solution move efficiently through the system without leaks or unnecessary restrictions.
At Acorn Horticulture, we supply a wide range of pipe and fittings in the UK for indoor hydroponic setups. Whether you are maintaining IWS systems, configuring drip feed systems or upgrading your water pump layout, the right fittings help keep everything running properly.
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Clarke PGH60 ½” 30m Heavy Duty Garden Hose | Reinforced PVC Water Hose
Original price was: £39.00.£27.50Current price is: £27.50. incl. Vat
The Clarke PGH60 ½” 30m Heavy Duty Garden Hose is a tough reinforced PVC hose designed for garden, greenhouse, site and irrigation use. Built with woven polyester yarn for added strength and kink resistance, it provides reliable water flow for watering, cleaning, filling tanks and supporting grow system maintenance.
- ✔ Clarke PGH60 ½” heavy duty garden hose
- ✔ 30m hose length for flexible watering and site use
- ✔ Tough PVC construction for durability
- ✔ Woven polyester yarn reinforcement for added strength
- ✔ Helps resist kinking during regular use
- ✔ Ideal for gardens, greenhouses, reservoirs and grow system maintenance
PLANT!T Watering Ring 200mm | Drip Irrigation Ring for Grow Systems
£4.50 incl. Vat
The PLANT!T Watering Ring 200mm is designed for DIY drip irrigation and dripper systems, helping distribute water or nutrient solution evenly around the base of plants. Made from nylon tubing with laser-cut irrigation holes, it connects to standard 13mm / 1/2 inch tubing or hose and helps reduce blockage risk during watering.
- ✔ 200mm watering ring for drip irrigation systems
- ✔ Ideal for DIY dripper and irrigation setups
- ✔ Nylon tube with laser-cut watering holes
- ✔ 8mm internal bore for reliable water flow
- ✔ Connecting tee fits standard 13mm / 1/2 inch tubing or hose
- ✔ Helps water evenly around the plant base
PLANT!T BigFloat Auto Top Up Kit
£24.95 incl. Vat
The PLANT!T BigFloat Auto Top Up Kit helps reduce the routine work of checking and refilling reservoirs by automatically maintaining liquid levels from a separate gravity-fed header tank.
- ✔ Automatically tops up and maintains reservoir levels
- ✔ Gravity-fed operation with no pump required
- ✔ Ideal for unattended grow rooms and holiday periods
- ✔ Suitable for use with a header tank up to 400 litres
- ✔ Supplied with float valve, 2m of 13mm flexible pipe and fittings
- ✔ A practical solution for reducing manual reservoir maintenance
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30m Roll of 16mm IWS Piping | Flood and Drain System Pipework
Original price was: £44.50.£37.50Current price is: £37.50. incl. Vat
30m Roll of 16mm IWS Piping | Flood and Drain System PipeworkThis 30m Roll of 16mm Piping is designed for IWS flood and drain systems, hydroponic pipework layouts and compatible irrigation setups. High quality, long lasting and easy to cut to size, it is ideal for building, extending, repairing or maintaining IWS grow systems.
- ✔ 30m roll of 16mm hydroponic piping
- ✔ Designed for IWS flood and drain systems
- ✔ Ideal for system builds, repairs and extensions
- ✔ Suitable for compatible irrigation and grow system layouts
- ✔ Easy to cut to the required length
- ✔ Useful spare pipework for IWS system maintenance
IWS 25mm Sealing Glands Assembly | Watertight Hydroponic Pipe Fitting
£1.50 incl. Vat
The IWS 25mm Sealing Glands Assembly is designed to create a dependable gas and watertight seal on compatible IWS 25mm fittings. Ideal for hydroponic systems, irrigation layouts and reservoir connections, this small but essential fitting helps prevent leaks and maintain reliable system performance.
- ✔ Sealing glands assembly for IWS 25mm fittings
- ✔ Helps create a gas and watertight seal
- ✔ Ideal for hydroponic pipework and reservoir connections
- ✔ Useful spare or replacement part for IWS systems
- ✔ Helps prevent leaks in compatible grow system layouts
IWS Universal Straight Piece | Pipe Connector for Hydroponic Systems
£0.50 incl. Vat
The IWS Universal Straight Piece is a simple, reliable pipe connector designed for use with compatible IWS hydroponic systems, irrigation layouts and pipework setups. Ideal as a spare, replacement or system-building component, it helps create neat, secure straight-line pipe connections in grow systems.
- ✔ Genuine IWS universal straight connector
- ✔ Designed for compatible IWS pipework layouts
- ✔ Ideal for straight-line pipe connections
- ✔ Useful spare or replacement fitting
- ✔ Suitable for hydroponic and irrigation system maintenance
IWS Universal Elbow | Hydroponic Pipe Elbow Connector
£0.50 incl. Vat
The IWS Universal Elbow is a reliable pipe elbow connector designed for compatible IWS hydroponic systems, irrigation layouts and grow system pipework. Ideal for creating neat angled connections between water supply lines, it is quick to install and useful as a spare, replacement or system-building fitting.
- ✔ Genuine IWS universal elbow connector
- ✔ Designed for compatible IWS pipework layouts
- ✔ Ideal for angled pipe connections
- ✔ Quick-connect design for easy installation
- ✔ Useful spare or replacement fitting
IWS Universal T Piece | Hydroponic Pipe T Connector
£0.50 incl. Vat
The IWS Universal T Piece is a reliable pipe connector designed for compatible IWS hydroponic systems, irrigation layouts and grow system pipework. Ideal for splitting or joining water supply lines, it helps create neat, secure and flexible pipework layouts in drip feed, flood and drain and multi-pot grow systems.
- ✔ Genuine IWS universal T connector
- ✔ Designed for compatible IWS pipework layouts
- ✔ Ideal for splitting or joining water supply lines
- ✔ Useful spare or replacement fitting
- ✔ Suitable for hydroponic and irrigation system maintenance
Round Copper Disc – Large | IWS Inner Pot Root Control Disc
£2.00 incl. Vat
The Round Copper Disc – Large is designed for use with IWS inner pots, helping support cleaner, more controlled root development in hydroponic and drip feed systems. Simple, durable and easy to fit, it is a useful spare or replacement part for growers maintaining IWS systems and compatible pot setups.
- ✔ Large round copper disc for IWS inner pots
- ✔ Helps support root control in pot-based systems
- ✔ Ideal spare or replacement part for IWS setups
- ✔ Simple to position inside compatible inner pots
- ✔ Suitable for hydroponic and media-based grow systems
Round Copper Disc – Small | IWS Inner Pot Root Control Disc
£1.00 incl. Vat
The Round Copper Disc – Small is designed for use with compatible IWS inner pots, helping support cleaner root control and easier system maintenance in hydroponic and media-based grow systems. Compact, simple and easy to fit, it is ideal as a spare or replacement part for IWS systems.
- ✔ Small round copper disc for IWS inner pots
- ✔ Helps support root control in compatible pot systems
- ✔ Useful spare or replacement part for IWS setups
- ✔ Simple to position inside compatible inner pots
- ✔ Suitable for hydroponic and media-based grow systems
Blue Heavy Duty Silicone Airline
£0.80 incl. Vat
Blue Heavy Duty Silicone Airline is a flexible silicone tube designed for connecting air pumps to air stones and other aeration accessories in hydroponic and horticultural systems.
- ✔ Flexible silicone airline for neat and practical routing
- ✔ Suitable for linking air pumps to air stones and aeration fittings
- ✔ Blue colour helps identify airline runs in busy systems
- ✔ Heavy duty design for regular day-to-day horticultural use
- ✔ Useful for reservoirs, nutrient tanks and propagation setups
- ✔ Easy to cut to suit your system layout and installation route
What Are Pipe and Fittings in Hydroponics?
Pipe and fittings are the components used to connect and direct the flow of nutrient solution through hydroponic systems. They are essential for linking reservoirs, pumps, irrigation lines and other system parts together in a safe and reliable way.
Without the correct fittings, even a good grow system can struggle with leaks, poor flow or maintenance issues.
Why Pipe and Fittings Matter
Reliable pipework is one of the foundations of a working hydroponic setup.
- Helps direct nutrient solution where it needs to go
- Supports leak-free and organised installations
- Makes repairs and upgrades easier
- Improves system reliability and maintenance
- Essential for building scalable irrigation systems
Using the correct components helps keep the whole system more efficient and easier to manage.
Types of Pipe and Fittings
This category can include a range of hydroponic connection components such as:
- Pipe and tubing – for moving water and nutrient solution
- Connectors and reducers – for joining system parts
- Elbows and tees – for changing direction or splitting flow
- Seals and accessories – for keeping the system tight and secure
These parts are often used in both new builds and repairs to existing systems.
Pipework and Hydroponic Systems
Pipe and fittings are commonly used alongside:
- Water pumps to move feed solution
- Tanks and reservoirs to store nutrient solution
- IWS systems and other hydroponic setups
- Drip feed systems for controlled irrigation
This makes them one of the most practical and important parts of many indoor irrigation systems.
Choosing the Right Fittings
When choosing pipe and fittings, consider:
- The size of pipe or tubing in your system
- The type of system being built or repaired
- Whether you need straight connections, bends or splitters
- The flow requirements of your pump and irrigation layout
Using the correct size and type of fitting helps prevent flow problems and unnecessary leaks.
Repairs, Expansion and Maintenance
Pipe and fittings are especially useful when maintaining or expanding an indoor hydroponic system. Spare connectors and replacement parts make it easier to fix issues quickly and keep the system running with minimal downtime.
This is particularly important in larger or more advanced setups where consistent flow is essential.
Helpful Guides for Hydroponic Systems
If you want to learn more about feeding systems and indoor hydroponic growing, explore our guides:
- Understanding the Role of Nutrients in Hydroponic Gardening
- The Role of pH and EC in Maintaining Plant Health in Hydroponic Systems
- Beginner’s Guide to Setting Up an Indoor Garden
These guides will help you build and maintain a more effective indoor hydroponic setup.
Shop Pipe and Fittings in the UK
At Acorn Horticulture, we stock pipe and fittings for indoor growers across the UK. Whether you are building a new hydroponic system, replacing worn components or expanding an existing setup, our range is designed to help keep your irrigation layout efficient and reliable.
Browse our full range above to find the right pipe and fittings for your setup.
FAQs
Why are pipe and fittings important in hydroponics?
They connect key system components and help nutrient solution move reliably through the setup.
Can I use pipe fittings to repair an existing grow system?
Yes, fittings are often used for maintenance, repairs and system upgrades.
Do I need matching sizes for hydroponic fittings?
Yes, using the correct sizes helps prevent leaks and flow problems.
What systems use hydroponic pipework?
IWS, drip feed and many other irrigation-based hydroponic systems rely on pipe and fittings.
