Skip to product information
1 of 1

GrowMax Reverse Osmosis System : Grow Minimax 75 GPD RO UNIT

GrowMax Reverse Osmosis System : Grow Minimax 75 GPD RO UNIT

Regular price €136,95
Regular price Sale price €136,95
Sale Sold out
Tax included. Shipping calculated at checkout.

Low stock: 2 left

Size chart

DESCRIPTION

The GrowMax MiniMax 75 GPD RO Unit is a compact yet powerful reverse-osmosis system designed for growers who need high-quality water purification for small to medium hydroponic or gardening setups. With a rated capacity of approximately 75 gallons per day (around 10 litres per hour), this system delivers clean, contaminant-free water to ensure optimal nutrient uptake and plant performance.

It efficiently removes chlorine, heavy metals, salts, and other impurities, producing high-purity water ideal for soil, coco, hydroponics, aquaponics, or propagation systems. The MiniMax 75’s compact design allows easy installation in tight spaces such as grow tents, greenhouses, or utility rooms.

Installation is simple and user-friendly, with quick-connect fittings and adapters for both indoor and outdoor taps. Maintenance is straightforward—replace the pre-filter every 3–6 months and the RO membrane approximately once a year for the best results.


Key Features

  • Produces up to 75 GPD (around 10 L/h) of purified water.

  • Removes chlorine, heavy metals, salts, and other contaminants for optimal plant growth.

  • Compact design suitable for small or medium grow setups.

  • Includes quick-connect fittings and adapters for easy installation.

  • Suitable for soil, coco, and hydroponic systems.

  • Simple maintenance with easily replaceable filters.

  • Durable and efficient—engineered for consistent, long-term use.


Technical Specifications

Specification Details
Production Rate Up to 10 L/h (≈75 gallons per day)
Pre-Filter Granular Activated Carbon (GAC) for chlorine and organic removal
RO Membrane 75 GPD high-efficiency membrane
Connections ¼″ tubing, indoor diverter valve, and garden tap connector
Ideal Use Small grow tents, balconies, utility rooms, and compact hydro setups
Maintenance Replace pre-filter every 3–6 months, membrane yearly

Ideal Uses

  • Producing ultra-pure water for hydroponic systems and nutrient solutions.

  • Ensuring clean water for soil and coco setups, free from chlorine and heavy metals.

  • Maintaining high water quality for germination, propagation, and cloning stages.

  • Ideal for home growers and small greenhouses seeking reliable RO water purification.


Why Choose the GrowMax MiniMax 75 GPD RO Unit?

The MiniMax 75 combines high performance with compact design, making it perfect for growers who need reliable, purified water without bulky equipment. It’s easy to install, simple to maintain, and provides the consistent water quality necessary for healthy plant growth and maximum yields.

Whether you’re a hobbyist or a dedicated hydroponic grower, the GrowMax MiniMax 75 delivers professional-grade water purification in a user-friendly system.

View full details