GrowMax Water Float Valve Kit for Tanks

With the Growmax float valve kit, you can automatically and reliably control the water level in your reservoir. Once the desired level is reached, the valve mechanically shuts off the water flow – without electricity, sensors, or control devices . Ideal for use with Growmax reverse osmosis or filter systems to prevent water loss and flooding .

Simple and flexible installation

The kit is fully equipped with:

• mechanical float valve
• Mounting bracket for tank rim
• Connecting hose and adapter

It can be easily attached to standard tanks. The water supply is automatically closed when the float rises—ideal, for example, for storage tanks behind reverse osmosis systems or water filtration systems.

Advantages at a glance

• No power supply required
• Fits in many water tanks (e.g. FlexiTank, PE containers, etc.)
• Safe, reliable, low-maintenance
• Extends the life of your filters through regulated operation

compatibility

• Suitable for all Growmax filter and RO systems
• Recommended for: Minimax 75, Garden Grow, Super Grow, Pro Grow, Mega Grow

Shipping costs
For shipping within Germany, we charge a flat rate of €6.90 , and for seed orders, it's just €3.90 . We want to offer you a special shopping experience – for orders over €150, we cover the shipping costs for you, so your order will be delivered to your home free of charge.

Shipping time
We know how important fast and secure deliveries are. That's why your order will be carefully packaged and insured within Germany to ensure it arrives safely. Delivery time is typically 1-4 business days , so you can have your desired products in your hands soon.

You can return your order to us within 14 days.