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100 day satisfaction guarantee
Discreet delivery worldwide
Unlimited cash on delivery
The Portable Osmosis Pack is your ultimate solution for obtaining high-quality water in any location, instantly transforming questionable sources into safe, crystal-clear liquid without the need for electricity or pumps. This compact ultrafiltration system is designed to remove up to 99.9% of bacteria, sediments, and impurities down to 0.01 microns, making it the perfect tool for guerrilla growers, outdoor adventurers, and anyone who understands that water quality is the foundation of a successful harvest.
Let’s be real: carrying 8-liter jugs of water to a remote guerrilla spot or a difficult-to-access grow room is a nightmare. You don't know if you're more tired from the weight or stressed about the quality of the tap water you're using, which is often loaded with chlorine that kills the beneficial microlife in your substrate. You want professional results, but the logistics of water are holding you back.
If you ignore this, the consequences are clear: back pain from hauling weight, risk of being spotted due to frequent trips, and plants that suffer from nutrient lockout or root rot due to dirty water. It’s frustrating to spend money on top-tier genetics only to have them fail because the water wasn't right. You feel like you're working harder, not smarter.
The solution is this Portable Osmosis Pack. It allows you to filter water directly on-site, whether from a river, a public tap, or a rain barrel. It follows a simple, phase-based process that guarantees you have clean, pathogen-free water ready for your cannabis fertilizers, ensuring your plants thrive without you breaking a sweat.
Before you start filtering, you need to assess your environment and your source. This isn't just about plugging in a tube; it's about ensuring the longevity of your filter and the safety of your plants.
Getting the Portable Osmosis Pack ready is fast. Since it doesn't use electricity, you rely on gravity or manual pressure, so setup is key.
Now comes the magic. Watch how cloudy water turns into a clear resource for your hydroponic and aeroponic systems or soil grow.
To make this gear last for years, you can't just throw it back in the bag wet. Proper maintenance prevents mold and keeps the flow rate high.
Backflushing is mandatory: Push clean water backwards through the filter (from outlet to inlet) using the provided syringe or mechanism. You will see dirty water come out of the inlet—this is all the gunk you just saved your plants from drinking. Do this after every use.
Dry it out: Shake off excess water and let it air dry before storing it for a long period. This prevents biofilm buildup inside the membrane.
No, this is an ultrafiltration system (0.01 micron), not a high-pressure reverse osmosis system. It removes bacteria, sediments, and chlorine, but it retains dissolved minerals. This is actually great for soil growing as it keeps calcium and magnesium, but if you need 0.0 EC, you'd need a different setup.
It depends on how dirty the water is. Generally, it can filter hundreds of liters. If you notice the flow rate drops significantly even after backflushing, it's time to replace the unit.
It is recommended to filter the plain water first, and then add your nutrients. Filtering mixed nutrient solution can clog the membrane and remove organic components of the fertilizer.
Not at all. The resistance is low, and the design is ergonomic. It's much easier than carrying 20 liters of water on your back!
"I remember my early days of guerrilla growing in the mountains. I used to hike 5km with two 8-liter jugs in a backpack. My back was destroyed, and I looked incredibly suspicious to anyone I passed. Discovering portable ultrafiltration was a game-changer. Now, I just hike with this little pack in my pocket and use the stream near the spot."
"One mistake I made at first was forgetting to backflush. After three trips, the flow was a trickle. Once I started backflushing immediately after use, the same filter lasted me two full seasons. It's the best investment for the stealth grower."
Yes, the shipment is 100% discreet, no one will know what you have bought, also the sender is SITE OF SHOPS ONLINE.
Yes, we ship to almost every country in the world although you need to know the current legislation in your country to make sure that you do not break any regulations with the germination of the seeds.
UK: 3-4 days (express)
USA: 4-5 days (express)
Australia: 4-5 days (express)
Japan: 4-5 days (express)
Canada: 4-5 days (express)
South Africa: 4-5 days (express)
New Zealand: 5-7 days (express)
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The customer must be informed about the laws of their country regarding seeds or other products that may be
purchased on our website, the possession of which may constitute a criminal offence in the country of
receipt.
We cannot be made responsible for the wrong use that some people decide to give to the seeds, so please don't act against your national laws.
Due to problems with customs you can check here for restrictions to certain countries.
We accept the following payment methods: Bank transfer, Cryptocurrencies, cash, credit and debit cards and cash on delivery (Spain, Belgium, France, Italy, Portugal).
You can change the currency on the top right to know the price of the products in your local currency and of course pay this way.
In 24/48 hours we will ship your order.
If you live in a country where the cultivation of cannabis is legal and you decide to plant the seeds, it is good that you know that all the seeds that we commercialize have germination guarantee.
If you germinate with the method of paper napkins and you have followed all the steps that we indicate here, you will only have to return us the seeds not germinated in their original packaging and when we receive them we will proceed to the change.
Then we take care of requesting the return to the seed bank, we do not transfer this responsibility and time to our customers.
If you receive a broken product due to transport, you have to notify us within 24 hours for insurance coverage, always contact us as soon as possible and we will fix the problem!
Among all those who comment or send us your questions, there will be a monthly raffle for a €50 voucher for your purchases at Pevgrow. What are you waiting for? Write us and participate!
This portable filter is a game-changer for my camping trips! The water tastes amazing, and it's so easy to use without any power. Highly recommend it for anyone who loves the outdoors.