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AC Infinity Self Watering Base Valve Kit - 4PK
The AC Infinity Self Watering Base Valve Kit is a four-valve upgrade that converts a pack of self-watering trays from hand-refilled to reservoir-fed, keeping every basin topped up automatically without a pump or a power point. It is the automation piece of AC Infinity's watering range and does nothing on its own: each valve sits inside the basin of an AC Infinity Self Watering Base - 4PK, and one kit automates a full four-base pack. For a grower already sold on wick-fed bottom watering but tired of walking the room with a watering can, this is the add-on that removes the last manual chore.
Each of the four valves is a gravity-fed float valve built around an oversized float, housed in a transparent body measuring 12.0 cm x 5.4 cm x 16.2 cm (4.72" x 2.12" x 6.37") so the mechanism can be watched working. A raised reservoir feeds the supply line by gravity alone; when a basin's level drops the float sinks and opens the valve, water flows until the set level is restored, and the oversized float presses the valve firmly closed again. The kit includes 4.57 m (15 ft) of water tube sized for 6.35 mm (1/4 in) internal diameter and 9.5 mm (3/8 in) outer diameter fittings, the trade size most irrigation tube is sold under, plus four Y-splitters for branching one supply line across multiple bases and four elbow valve nozzles for tidy runs in tight corners. AC Infinity describe every connection as a secure-seal push fitting that assembles and dismantles by hand with no tools.
In practice the kit pairs with any raised water source, from a shelf-mounted drum to a collapsible reservoir such as the Aqua Tanks Flexible Water Tank, and fits both the Standard and XL bases. Because delivery is gravity-fed, the reservoir must sit above the height of the valves, and flow stops entirely if the supply runs dry, so the reservoir level still needs an occasional glance. The valves add automatic refilling only; wick delivery, runoff recycling and the water meter remain the job of the bases beneath them. One kit, one raised reservoir and four bases form a self-topping watering loop that runs unattended for as long as the reservoir holds out.
NOTE: this kit requires Self Watering Bases and an elevated reservoir to function - it contains no pump and cannot draw water from a container sitting at or below basin height.

Automatic Refilling
Float valves refill each basin from a raised reservoir the moment the level drops, then close again.
Feeds Four Bases
One kit feeds a full four-pack of bases from a single raised reservoir line.
Tool-Free Fitting
Push-fit tube connections assemble by hand; transparent valve bodies show the float working.
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AC Infinity Self Watering Base Valve Kit - 4PK
Key Highlights
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- Kit includes 4 auto-fill valves, 4.57 m (15 ft) of water tube, 4 Y-splitters and 4 elbow nozzles
- Gravity-fed oversized float valve design, no pump and no electricity
- One kit automates a full four-pack of Self Watering Bases
- Transparent valve bodies show the float mechanism working
- Fits 6.35 mm (1/4 in) ID x 9.5 mm (3/8 in) OD irrigation tube
- AC Infinity describe connections as tool-free, secure-seal push fittings
- Compatible with both Standard and XL bases
Directions for Use
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- Position a reservoir above the height of the Self Watering Bases; gravity provides all delivery pressure.
- Cut the 4.57 m (15 ft) water tube to length and connect it to the reservoir outlet.
- Branch the supply line with the included Y-splitters, one leg per base being fed.
- Fit an elbow valve nozzle to each valve and push the tubing home; all connections are tool-free push fittings.
- Sit one auto-fill valve inside each base's water basin.
- Open the supply: each float valve fills its basin to the set level, closes, and reopens automatically as plants draw the level down.
- Check the reservoir level periodically and inspect valves and tube for debris whenever the bases are cleaned.
Technical Specifications
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- Product Model: AC-SPV3-4
- UPC Code: 819137025165
- Valve Type: Gravity-fed float valve with oversized float
- Valve Quantity: 4
- Kit Contents: 4 auto-fill valves, 1 water tube 4.57 m (15 ft), 4 Y-splitters, 4 elbow valve nozzles
- Tube Compatibility: 6.35 mm (1/4 in) ID, 9.5 mm (3/8 in) OD
- Valve Dimensions: 12.0 cm x 5.4 cm x 16.2 cm (4.72" x 2.12" x 6.37")
- Installation: Tool-free push-fit connections
- Colour: Transparent
- Warranty: 2 Years
Resources
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Shipping & Returns
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We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at info@hydrooasis.com.au
If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at info@hydrooasis.com.au.