GrowMax Water Replacement Filter Pack - Mega Grow 1000

The GrowMax Mega Grow 1000 replacement filter pack contains all the necessary pre- and post-filters for your GrowMax Mega Grow 1000 reverse osmosis system . It ensures continuous filtration performance , protects the RO membrane, and ensures optimal water purity – ideal for demanding grow, garden, or laboratory applications.

Included filters & their function

• 5 µm sediment filter: Removes dirt, rust, sand and fine particles
• GAC activated carbon filter: Filters chlorine, chloramines, VOCs, pesticides, herbicides & chemical residues
• T33 post-filter: activated carbon post-filter to remove the last odors and flavors

These filters, together with the RO membrane (sold separately), form an effective 4-stage filter system – for low EC values ​​and stable pH in the produced osmosis water.

Replacement & Maintenance

GrowMax recommends changing the filter every 4–6 months or after approximately 28,000 liters , depending on water quality. Thanks to the standard size (10") and quick-change system, changing the filter takes just a few minutes .

Technical data

• Compatibility: GrowMax Mega Grow 1000
• Filter size: 10" standard cartridges
• Contents: 1× sediment filter, 1× GAC carbon filter, 1× T33 post-filter
• Recommended replacement: every 4–6 months or depending on usage

With the GrowMax replacement filter set for Mega Grow 1000 you get maximum water quality for your plants – whether in a professional grow, greenhouse or organic garden.

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.