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SeaHawk Flexible Hydro Tank
The SeaHawk Flexible Hydro Tank is a portable, heavy-duty water storage solution designed for hydroponic systems, irrigation setups, and general garden use. Constructed from robust 500D UV-resistant PVC, the tank provides reliable, non-toxic, and mould-resistant water containment both indoors and outdoors. Its collapsible design allows for easy transport and compact storage when not in use, making it a practical alternative to rigid reservoirs.
Assembly is quick and tool-free, simply unfold, connect the support poles, and secure the fittings. Each tank comes equipped with a durable lid, filtered access port, overflow valve, and tap for easy connection to hoses or irrigation lines. The reinforced seams and corrosion-resistant components ensure long-term performance, even under continuous use in demanding horticultural environments.
Available in multiple sizes from 100 L to 1000 L, the SeaHawk Flexible Hydro Tank offers a space-efficient solution for growers requiring dependable and adaptable water storage.

Reliable Water Storage
Durable 500D PVC construction ensures leak-free, long-lasting use in any environment
Compact & Portable Design
Folds flat for easy transport and storage when empty
Ready-to-Use Setup
Includes tap, overflow valve, and filtered lid for instant hydroponic integrationA flexible, heavy-duty hydro tank built for convenience, versatility, and dependable performance across all growing setups.
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SeaHawk Flexible Hydro Tank
Key Highlights
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Key Highlights
- Constructed from UV-resistant, BPA-free, 500D PVC
- Collapsible, tool-free assembly with rigid support frame
- Equipped with lid, tap, filter, and overflow valve
- Reinforced stitching at all seams for enhanced durability
- Suitable for hydroponic, irrigation, and rainwater applications
- Compact storage and easy maintenance between uses
- Ideal for both hobby and commercial growers
Directions for Use
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Directions for Use
- Choose a flat, stable surface free of sharp debris.
- Unfold the tank and assemble the support frame.
- Attach fittings securely, including the tap and overflow valve.
- Fill with clean water or nutrient solution as required.
- Connect irrigation lines or pumps via the integrated tap outlet.
- Drain and clean thoroughly after use before folding for storage.
Technical Specifications
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Technical Specifications
SeaHawk Flexible Hydro Tank 100 L
- Dimensions: 40 × 78 cm
SeaHawk Flexible Hydro Tank 200 L
- Dimensions: 60 × 70 cm
SeaHawk Flexible Hydro Tank 250 L
- Dimensions: 60 × 88 cm
SeaHawk Flexible Hydro Tank 380 L
- Dimensions: 70 × 98 cm
SeaHawk Flexible Hydro Tank 500 L
- Dimensions: 80 × 98 cm
SeaHawk Flexible Hydro Tank 750 L
- Dimensions: 98 × 100 cm
SeaHawk Flexible Hydro Tank 1000 L
Dimensions: 120 × 88 cm
All Sizes
- Material: 500D UV-resistant PVC (non-toxic)
- Fittings: Tap, overflow valve, filtered lid
- Assembly: Tool-free, collapsible frame
- Application: Hydroponic reservoirs, irrigation, water storage
Resources
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Resources
Shipping & Returns
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Shipping & Returns
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.
Size: 100L, Colour: Green