SKU: 35944880541
deep water culture hydroponic 4-plant system

deep water culture hydroponic 4-plant system Buy RDWC Hydroponic System 8 Gallon 4-Site

Sale price$19.63 Regular price$21.81
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Description

deep water culture hydroponic 4-plant system Buy RDWC Hydroponic System 8 Gallon 4-SiteMaximize your plant growth with the 4 Site 7. 9 Gallon RDWC Hydroponic Grow System! Designed for serious growers, this Recirculating Deep Water Culture (RDWC) System provides your plants with continuous access to oxygenated, nutrient rich waterresulting in healthier plants, faster growth, and higher yields. With four 7. 9 gallon grow sites connected via 50mm PVC piping, this system is ideal for growers using a 4'x4' or 5'x5' grow space. A powerful 400

Maximize your plant growth with the 4-Site 7.9 Gallon RDWC Hydroponic Grow System! Designed for serious growers, this Recirculating Deep Water Culture (RDWC) System provides your plants with continuous access to oxygenated, nutrient-rich water—resulting in healthier plants, faster growth, and higher yields.

With four 7.9-gallon grow sites connected via 50mm PVC piping, this system is ideal for growers using a 4'x4' or 5'x5' grow space. A powerful 400 GPH submersible pump keeps nutrients evenly distributed, while a 35 L/min high-capacity air pump ensures optimal root oxygenation. Includes ball valves for recirculate or pump-to-drain 

RDWC System Dimensions:

  • 2 Site 7.9 Gallon RDWC System, 38" x 19"
  • 4 Site 7.9 Gallon RDWC System, 38” x 43.5”
  • 6 Site 7.9 Gallon RDWC System, 38” x 68.5”
  • 8 Site 7.9 Gallon RDWC System, 38” x 93”

Additional accessories available with our 8 Gallon RDWC:

Upgrade your hydroponic setup and grow like a pro with this powerful RDWC system!

Includes:

  • 2 x 7.9 Gallon ‘pass-thru’ Grow Site (12.5" x 12.5" x 16.25") with Lid and Net Pot
  • 1 x 7.9 Gallon ‘left-corner’ Grow Site (12.5" x 12.5" x 16.25") with Lid and Net Pot
  • 1 x 7.9 Gallon ‘right-corner’ Grow Site (12.5" x 12.5" x 16.25") with Lid and Net Pot
  • 1 x 7.9 Gallon Reservoir (12.5" x 12.5" x 16.25") with Lid
  • 2 x Straight Connector PVC Tubes with Large Silicone Rubber Seals
  • 1 x XL Tee Connector PVC Supply Tube with Large Silicone Rubber Seals, Straight and Right-Angle Union Connectors
  • 2 x XL Right Angle Connector PVC Tubes with Large Silicone Rubber Seals
  • 1 x Water Supply Ball Valve Assembly with Straight and Right-Angle Union Connectors
  • 1 x Drain Outlet Ball Valve Assembly with Straight and Right-Angle Union Connectors
  • 1 x 400 Gallon/Hour Submersible Recirculating Water Pump
  • 1 x Bottom Draw Pump Fitting for Recirculating Pump
  • 1 x 3/4" Water Supply ‘T’ Assembly with 1/2” Thread Pump Connector
  • 1 x 3/4" Water Supply Tubing (7')
  • 3 x 3/4" Hose Clamps
  • 1 x Bulkhead Fitting with 14mm Red Cap
  • 1 x 3/4" Drain Tubing (5')
  • 1 x 35 L/min High-Capacity Super Quiet Air Pump with 10 Outlets
  • 2 x 30’ x Black Air Tubing
  • 6 x Cylinder Air Stones (4” x 2” Dia.)
  • 1 x Fitting Wrench
  • Instructions
  • 6L Clay Pebbles
  • 4 x 6" White Foam Collar for Net Pot
  • 1 x Foam Insert for Reservoir Lid


 Did you know?

  • RDWC systems grow healthier plants with greater yields, in less time by providing plants with continuous access to water, oxygen, and nutrients
  • Oxygenated water enables the plant roots to absorb nutrients more efficiently, increasing plant growth rate substantially
  • Nutrients are evenly distributed to each connected grow site and maintain a consistent level across all grow sites
  • The constant flow of water helps prevent algae, bacteria, and fungi from growing, while also keeping plant roots clean and healthy
  • RDWC systems are relatively low maintenance; Check nutrient solution often and top up the as needed through the central reservoir; change the solution in the reservoir every one or two weeks

FAQs

Q: What size footprint is the system?

A: Artisun Technology's 4 Site 8 Gallon RDWC System is designed to fit into a 4’x4’ or 5'x5' footprint. The Overall size is 38" wide by 43.5" deep

Q: How frequently should you add nutrient solution to an RDWC System?

A: The reservoir level should be checked daily and topped up when needed. The nutrient solution consumption rate of the plants depends upon the type, size and growth phase of the plants.

Q: How frequently should you change the nutrient solution in an RDWC System?

A: The nutrient solution should be drained and replenished every 1-2 weeks, depending on the type and size of the plants.

Q: Is RDWC better than DWC?

A: An RDWC system goes beyond a DWC system by actively recirculating the nutrient solution continuously through the connected grow sites with a water pump, ensuring consistent nutrient delivery, pH, and oxygen levels across all grow sites. RDWC is better for multi-plant systems because it is much easier to maintain and monitor than a DWC system, as all of the grow sites are connected to a central reservoir. Topping up, testing, and nutrient replenishment are all managed from the main reservoir.

Q: Can I grow different plants in the same RDWC system?

A: It is best to grow all the same type of plant, with similar nutrients and pH needs, to avoid imbalances across the system.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 35944880541

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Kim K
Dallas, US
★★★★★ 5
What a great cat toy!
Size: 100 Pcs
So I bought two of these. One for me and the house cat and one for my niece and her garage/indoor cat. My cat is nearing her 16th year in the world and loves attacking these balls…when she is in the mood and not sleepy. They are great to throw at her, as she will bat at them or catch and bite them. They are super light weight and will not hurt the cat even when triggered by the gun. The gun will launch the ball a good yard or so, but it’s much more interesting if you angle it up and towards the cat as they will watch and attack as it falls. I have tried endlessly to make a video but she stops every time I hit record. It’s not just with this toy but with anything I try and catch her doing…hit record and she is suddenly on her best behavior or walks away. :/ I recommend this product for bored household cats and I think even the young ones would have more fun with it. I should mention that the gun noise might be a bit jarring to cats, but if you put a small hair tie (like the small clear ties) around the back pull- piece (this is the piece you pull back to cock the gun and put a soft ball in the chamber) it mutes the sound of the gun being fired. Overall, the cat and I are happy with this product.
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Reviewed in the United States on January 27, 2024
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Michelle Ruiz
New York, US
★★★★★ 4
Good toy for Kittens
Size: 30 Pcs
Seemed safe to play with your cat. Entertain to have them chase . Cute to seem cats hunt.
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Reviewed in the United States on December 29, 2025
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Shelia I.
San Leandro, US
★★★★★ 5
Stormie approved.
Size: 30 Pcs
Stormie loves this!! Cute, fun, fair price
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Reviewed in the United States on February 11, 2026
B
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Bobby
Los Angeles, US
★★★★★ 3
It's funny but cheap
My cat does enjoy chasing the little fluff balls around and then batting them for a few seconds than looking back at me for more. It's good for some good laughs and entertainment but the fluff balls and little plastic shooter are honestly dollar tree level quality. The shooter has one flimsy spring and looking at the placement inside it seems like something that'll fall apart pretty fast. Not worth $11 or $8, this should be >$5 easily.
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Reviewed in the United States on October 8, 2024
V
Verified Purchase
Victor
Lake Worth, US
★★★★★ 1
Dangerous
Size: 30 Pcs
My 1 year old cat loved to chase the balls, but who ever designed these balls should be ashamed of their selves. They balls are to small and easy for the cat to chew on and swallow!!! My cat just got done with an extremely costly surgery because he swallowed 3 of the balls he must of hid them somewhere because he usually did not play with them unattended. Never mind the pain my poor sweet baby just went through. I would never purchase something where somebody has not tested the size and shape of something to make sure that it is safe for an animal, sad to assume that somebody would create such a toy without checking that out and putting a animal through this nightmare. This is the first time in my that I have ever done a review, but I would never want somebody to go through what my cat and I have just experienced. Had to him to the emergency room on a Sunday to a follow up appointment at the vet on a Monday and then another follow up appointment on a Tuesday to redo the ultrasound to on Wednesday another appointment to check them and then him having to go in for an emergency surgery on Thursday. The problem is, he didn’t eat them all at one time so they obviously were sitting in his tummy until he started getting sick and throwing up. I will be checking into this company a bit deeper as well, so please be aware and don’t ever purchase something like this.
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Reviewed in the United States on September 19, 2024

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