Custom-built aquaculture tanks are no longer a luxury but a baseline demand in modern RAS operations. Especially for hatcheries and grow-out farms that operate under strict water quality control, tank adaptability directly affects survival rates, feed conversion, and system downtime. At YUTANK, we’ve spent years supplying food-grade PP aquaculture tanks in diverse geometries and capacities to fit global installations—from compact fish fry incubators to large-scale, open-round tanks over 15 meters in diameter.
What makes our tanks stand out isn’t just the variety of sizes; it’s the engineering behind each detail. Sloped bottoms for efficient sludge removal, reinforced rib structure to withstand hydrostatic loads, and thermal-resistant materials that adapt to tropical and temperate aquaculture alike—all of these come from ongoing dialogues with real-world farms.
Used across tilapia, trout, shrimp, and hybrid fish systems, our customizable tanks support both freshwater and marine configurations. Every build is optimized for the layout of your filtration loop and stocking density, with optional accessories like partition baffles, overflow ports, or mating connections for inline filters.
Sloped Bottom for Efficient Drainage
Many of our overseas clients, especially those operating in high-density tilapia or catfish systems, emphasize the importance of sludge control. Our tanks feature integrated cone or V-shaped bottoms—depending on scale and tank height—to facilitate faster waste outflow. This structure significantly reduces detritus accumulation near the tank floor and lowers labor input during water exchange.
UV-Stabilized, Food-Grade PP Material
All tank walls and bases are manufactured using food-grade polypropylene sheets with UV resistance. This ensures long-term outdoor use without warping or color degradation—particularly important for farms in tropical or semi-arid climates. The material also maintains chemical neutrality, preventing leaching during disinfection or saltwater usage.
Wall Reinforcement Ribs + Anti-Bulging Flanges
Tanks above 6 meters in diameter are designed with external reinforcement ribs to handle dynamic water pressures and aeration turbulence. We’ve seen in several overseas hatcheries that improper wall stiffness can lead to deformation after 8–10 months of continuous use. Our flange-based collar system ensures structural integrity under continuous load.
Custom Inlet, Overflow, and Drain Port Placement
Every site has a different piping logic. Our engineering team will adjust the positioning and sizing of all inlets, outlet overflow, bottom drains, and lateral sampling ports per your RAS blueprint. Whether you need quick coupling for a protein skimmer or side inlet for cascading degassing, ports are thermally welded and pressure-tested pre-dispatch.
Temperature Tolerance & Surface Finish Options
Tanks can be manufactured to endure ambient operating ranges from -10°C to +55°C. For hatchery clients in cooler regions (e.g. Northern Europe), we offer black-layered tanks that retain heat better. Additionally, internal surface finish can be smooth or micro-textured, depending on fish type—Koi farms, for instance, prefer anti-scratch finishes.
Modular Partitioning & Flexible Capacity Design
For customers with seasonal stocking needs, we offer detachable partition walls to allow quick reconfiguration of tank layout. You can shift from 1 large-volume grow-out chamber to 2–3 fry rearing compartments within the same tank body. This feature is particularly valued in trial labs and multi-species hatcheries.
Packaging & Protection
Each tank is individually wrapped with multi-layer PE film, corner-protected with molded foam, and loaded onto reinforced steel-framed pallets or wooden crates for export shipping. For bulk orders, we consolidate container space by nesting tanks of similar sizes to reduce freight volume without compromising tank integrity.
Logistics & Shipment
We ship globally via FOB, CIF, and DAP terms depending on client preference. Our default ports include Shenzhen and Guangzhou, with flexible routing based on destination and carrier availability. For urgent hatchery setups, we offer partial shipment release for core tanks while ancillary items follow in the second dispatch.
Lead Time
Production cycles typically range from 7–15 working days depending on the tank model and volume. Custom orders involving non-standard sizes, pre-installed fittings, or brand-specific labeling may require an additional 3–5 days.
Documentation & Labeling
All shipments come with a complete set of export documents including commercial invoice, packing list, certificate of origin (if required), fumigation certificate (for wooden packaging), and HS codes. Tanks are barcoded and labeled in English with client logo or PO number if OEM is requested.
Installation Support
We provide optional video guides and layout diagrams tailored to international farms. For large-scale RAS projects, technical teams can assist remotely with tank placement, interconnection, and flow direction planning based on site drawings.
All specifications below reflect actual dimensions and configuration parameters based on export-ready aquaculture projects. These are not theoretical templates — they are derived from real installations across overseas hatcheries and commercial RAS deployments. OEM customization is available upon request.
| Specification Item | Typical Value / Range |
|---|---|
| Tank Diameter | 1.2m / 2.0m / 3.6m / 5.8m / 6.5m / 8.0m / 10.0m / Custom sizes |
| Tank Height | 0.9m / 1.2m / 1.5m / 2.0m / Custom |
| Capacity Range | From 1,200 liters to over 60,000 liters (depending on layout) |
| Wall Thickness | 8mm–14mm (based on tank size and static load conditions) |
| Material | UV-resistant food-grade Polypropylene (PP) |
| Bottom Configuration | Flat / Conical / Sloped (customizable for drainage type) |
| Reinforcement | Outer flange ring + vertical PP support ribs (for tanks ≥6m Ø) |
| Inlet / Outlet Ports | Standard DN50–DN110, configurable per project spec |
| Color Options | Blue / Grey / White / Black (custom color available) |
| Temperature Resistance | Operating range -10°C to +55°C |
| UV Durability | Minimum 3 years of outdoor UV exposure without degradation |
| Inner Surface Finish | Smooth or lightly textured (optional, based on species behavior) |
| OEM Branding | Available — logo printing, serial coding, export labeling |
Q1: Can these aquaculture tanks be customized for both freshwater and seawater use?
Yes, all YUTANK aquaculture tanks are constructed from UV-stabilized, food-grade PP or HDPE, resistant to corrosion and salinity. We've supplied custom builds for both inland tilapia farms and marine hatcheries in coastal regions. Material thickness and internal coating can be adjusted depending on the water chemistry and species.
Q2: What's the standard lead time for customized tank orders?
For most custom-size tanks, the lead time ranges between 10 to 15 working days. If you require site-specific inlet/outlet positions, embossed logo molding, or reinforced base flanges for RAS integration, we recommend factoring in an additional 3–5 days.
Q3: Do your tanks come pre-drilled or with standard plumbing fittings?
We offer both options. For international clients unfamiliar with metric sizing, we often pre-install standard outlet flanges (DN50–DN150) with gasket kits. Inlet height and overflow positioning are based on your site layout, and all specifications are confirmed with drawings before production.
Q4: Are the tanks stackable or modular for container optimization?
Yes. Flat-wall round tanks and taper-conical tanks can be nested to save cubic volume during shipment. For large-volume orders, we design tank dimensions to be optimized for 40HQ containers while ensuring safe unpacking on site.
Q5: What if I need an aquaculture tank system with filtration and aeration combined?
We provide integrated packages. Many overseas clients prefer ordering the tanks along with mechanical filters, protein skimmers, and oxygen cones. Our team can bundle these into a complete RAS tank module, pre-piped and ready for installation.
Q6: Do you offer OEM or private label options for distributors?
Absolutely. We support OEM for global partners, including molded-in branding, barcode labeling, and packaging customization. Whether you're a hatchery builder or equipment distributor, we ensure compliance with your market requirements.
