Water Filters and Reverse Osmosis
At The Greenhouse Effect we stock a selection of Air Pumps & Stones for use in Water Management systems.
If you need any help please call us on 01908 585 283, our highly knowledgeable staff will be happy to assist you.
We have everything you need to get growing under one roof!

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4 Stage Pumped Reverse Osmosis Unit

£215.99
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4 Stage Pumped Reverse Osmosis Unit

DI Resin 220ml Replacement Resin

£5.39
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DI Resin 220ml Replacement Resin

GroMax Water Eco Grow 240 Lph

£80.99
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GroMax Water Eco Grow 240 Lph

GrowMax Mega Grow 1000 – Reverse Osmosis System

£287.99
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GrowMax Mega Grow 1000 - Reverse Osmosis System

GrowMax Power Grow 500 – Reverse Osmosis System

£197.99
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GrowMax Power Grow 500 - Reverse Osmosis System

GrowMax Water 20″ De-Ionization Filter Kit

£98.99
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GrowMax Water 20" De-Ionization Filter Kit

GrowMax Water Booster Pump Kit

£80.99
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GrowMax Water Booster Pump Kit

GrowMax Water Float Valve Kit

£26.99
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GrowMax Water Float Valve Kit

GrowMax Water High Flow Booster Pump Kit

£125.99
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GrowMax Water High Flow Booster Pump Kit

GrowMax Water Reverse Osmosis Membrane 150 GPD

£67.49
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GrowMax Water Reverse Osmosis Membrane 150 GPD

Inline DI Resin Water Filter with Resin

£32.40
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Inline DI Resin Water Filter with Resin